Idle Capital in UK Lettings: The Untapped Yield Opportunity for Property Professionals

A data-driven analysis of underperforming capital across the UK private rented sector, and why rental factoring infrastructure is emerging as the highest-yield deployment strategy available to property businesses today.

Wectory Research31 min read
research

Key Findings

The UK private rented sector processes approximately £80-90 billion in annual rental payments across 4.7 million households. At any given moment, property professionals with direct landlord relationships collectively hold up to £1.25 billion in freely deployable own capital earning an average of just 1.61% on business deposits. Meanwhile, rental factoring - the purchase of future rental receivables at a discount - delivers annualised returns of 11-25% on deployed capital, a yield premium of 7-10 percentage points over the best passive alternatives. With the Bank of England base rate at 3.75% and expected to decline further through 2026, the gap between passive deposit returns and active capital deployment through rental factoring infrastructure is widening. At the same time, structural forces - the Tenant Fees Act 2019 having stripped £200-570 million in annual revenue from letting agents, and the Renters' Rights Act taking effect on 1 May 2026 - are creating both the urgency and the demand conditions for property professionals to find new income streams. The missing piece has been infrastructure: integrated scoring, collection orchestration, and compliance tooling that allows property professionals to deploy capital into factoring without building the technology themselves. That infrastructure is now emerging.


1. The UK Private Rented Sector: Scale and Economics

The UK private rented sector is the backbone of British housing for nearly a fifth of the population, and it generates enormous capital flows that create structural opportunities for the businesses operating within it.

According to the English Housing Survey 2024-25, published by the Ministry of Housing, Communities and Local Government in December 2025, the private rented sector accounts for 4.7 million households, representing 19% of all households in England. This proportion has remained broadly stable since the early 2010s, having doubled from approximately 10% in the late 1990s and early 2000s.

The financial scale is substantial. The Office for National Statistics reported in January 2026 that average UK monthly private rents reached £1,368 in December 2025, with average rents of £1,424 in England and £2,268 in London. Annualised across the stock of rented dwellings, total private rental income in the UK approaches £80-90 billion per year. HMRC data for the 2023-24 tax year recorded £55.53 billion in declared gross rental income from 2.86 million unincorporated landlords alone, a figure that excludes incorporated landlords and income below reporting thresholds.

UK Average Private Rents Over Time
Mean monthly rent (£), January each year (PIPR basis)

December 2025 figures confirmed from ONS January 2026 bulletin. Earlier years back-calculated from annual PIPR inflation rates.

Source: ONS Price Index of Private Rents (January 2026)

The industry serving this market comprises approximately 23,000-26,000 letting and estate agency businesses. IBISWorld counted 25,805 in 2025; RD Marketing identified 23,346 active letting agents. The Property Ombudsman registered 15,323 lettings businesses in 2024, while ARLA Propertymark members alone manage an estimated 2.26 million properties across 10,219 branches - roughly 48% of the English private rented sector. The English Private Landlord Survey 2024 found that 43% of landlords use agents for letting services and 18% for full management. Among tenancies where deposits are registered, 70% are registered by agents rather than landlords, indicating substantial agent involvement in rent collection and financial administration.

Of the 2.86 million unincorporated landlords, the median age is 59 and median gross annual income is £52,000. While 83% of landlords own between one and four properties, the 17% who own five or more control 49% of all tenancies. This concentration matters: larger portfolio landlords are more likely to use agents and more likely to require capital for portfolio management, EPC upgrades, and renovation - precisely the use cases that rental factoring serves.

UK Private Rented Sector Growth
PRS households in millions, 1980–2025

The PRS doubled from ~2 million households in 2000 to 4.7 million by 2025, representing 19% of all households.

Source: English Housing Survey (December 2025)

The volume of rent passing through letting agents annually is estimated at £36-50 billion, based on the proportion of properties under agent management and collection. Total industry revenue from estate agency services is £13.7 billion (IBISWorld, 2025), with lettings comprising the dominant source of recurring income.


2. Where Capital Sits Idle

Property professionals hold capital in two distinct categories, and the distinction is critical for understanding what can actually be deployed.

Client Money: Large but Legally Untouchable

Propertymark estimates that UK letting agents hold approximately £2.7 billion in client money at any given time; other industry sources place the figure closer to £3 billion. This capital accumulates from the structural float between collecting rent from tenants (typically around the first of each month) and disbursing it to landlords (typically between the 10th and 20th) - a float window of 7-14 calendar days. At average rents of £1,368 per month across 2.5-3.5 million properties flowing through agent accounts, the monthly throughput approaches £3.5-4 billion, of which roughly half is in transit at any point.

Since April 2019, the Client Money Protection Schemes for Property Agents Regulations have required every letting agent in England handling client money to belong to a government-approved CMP scheme, with fines of up to £30,000 for non-compliance. The RICS Professional Statement on client money handling (October 2019) stipulates that these funds must be kept in segregated accounts at FCA-licensed institutions, remain "immediately available even at the expense of interest", and be completely separated from the agent's own resources.

This regulatory framework means the £2.7-3 billion client money pool is definitively off-limits for alternative deployment. Agents may earn interest on these funds, but the principal cannot be invested, traded, or lent. To illustrate: Foxtons, managing over 31,000 tenancies, reported £1 million in interest income on client money for FY2024, with lettings revenue of £106 million. On estimated client money balances of £165-189 million, this implies an effective yield of approximately 0.5-0.6%, substantially below the base rate. This is typical across the industry: most agents hold client funds in standard instant-access business accounts with minimal optimisation.

Own Capital: Freely Deployable

The capital that property professionals can actually deploy is their own business revenue - management fees, letting fees, and ancillary income. This sits on the agent's own balance sheet, subject to no regulatory restrictions beyond normal business prudence.

Management fees typically run at 8-15% of monthly rent for full management services (10-12% being the most common range), with rent-collection-only services at 5-8%. Letting fees for tenant sourcing, charged to landlords since the Tenant Fees Act banned tenant fees, typically amount to 50-100% of one month's rent. Additional income streams include referral commissions on landlord insurance, mortgage broking, deposit replacement products, and maintenance mark-ups.

For a typical independent letting agent managing 200 properties at an average rent of £1,200 per month with a 10% management fee, monthly fee income is approximately £24,000 (£288,000 annually). At the sector's average operating margin of 10-15%, this produces annual profit of roughly £29,000-£43,000. Individually modest, perhaps. But across 23,000+ letting agents, the aggregate own-capital pool available for deployment is estimated at up to £1.25 billion.

At the upper end of the market, the numbers are more striking. Foxtons reported a lettings operating profit margin of 26% on £106 million of lettings revenue. Belvoir Group achieved a pre-tax profit margin of approximately 27% on revenue of £33.7 million. The Property Franchise Group reported adjusted pre-tax profit of £22.3 million on revenue of £67.3 million, with 28% of revenue coming from financial services - a telling indicator of the sector's appetite for revenue diversification.

The critical observation is this: the average return on business deposits held by UK SMEs is 1.61%, according to Lightyear's analysis of Bank of England data covering £424 billion in deposits (published June 2025). For property businesses sitting on deploying capital, the opportunity cost of leaving it in a business savings account is real and quantifiable.

Capital Pools in UK Property
Estimated size of major capital pools (£ billion)

Most pools are regulatory ring-fenced and cannot be redeployed. Letting agent own capital (not shown) is freely deployable.

Source: Multiple sources (ARLA, RSH, BPF, SRA) (2024-2025)


3. The Yield Gap: Passive Returns vs. Rental Factoring

The comparison between passive and active returns makes the commercial case for rental factoring self-evident.

Passive Returns Available to Property Businesses (February 2026)

With the Bank of England base rate at 3.75% following the February 2026 hold decision (a narrow 5-4 MPC vote), and market expectations of further cuts to 3.25-3.5% by year-end, the passive yield landscape for property businesses is as follows:

InstrumentAnnualised Return
Average UK business deposit1.61%
Best business easy-access savings3.5-4.0%
Business notice accounts (90+ days)3.7-4.1%
1-year fixed business bonds3.8-4.2%
Sterling money market funds3.6-4.0%
2-year gilts~3.6%
Passive vs Active Returns
Annualised returns available to property businesses (February 2026)

Factoring simple return based on 8.5% fee, 10-month advance. Effective IRR with monthly capital recycling reaches 21%+.

Source: Multiple sources (February 2026)

These returns are declining. The average easy-access savings rate has fallen 0.50 percentage points between February 2025 and February 2026, according to Moneyfacts. Four base rate cuts in 2025 (from 4.75% to 3.75%) have compressed savings rates to their lowest since July 2023. The trend is expected to continue: market-implied forward rates suggest the base rate will reach approximately 3.3% in H2 2026, with the median Market Participants Survey respondent expecting it to settle at 3.25%.

Rental Factoring Returns

Rental factoring - purchasing the right to future rental income at a discount - offers fundamentally different economics. Under standard parameters (monthly rent of £1,500, advance period of 10 months, factoring fee of 8.5%), the property professional advances £13,725 (after deducting the £1,275 fee from £15,000 total) and receives £1,500 per month in rental repayments over 10 months.

MetricValue
Total rent receivable£15,000
Factoring fee (8.5%)£1,275
Capital advanced£13,725
Monthly repayment£1,500
Simple annual return~11.1%
Effective IRR (with monthly capital recycling)~21%

At a 10% fee, these figures increase to approximately 13.3% simple and 24-26% IRR. The IRR is elevated because capital returns monthly and can be redeployed into new advances, creating a compounding effect that fixed deposits cannot replicate.

The Spread

ComparisonSpread to Factoring (Simple Return)
vs. average business deposit (1.61%)+9.5 pp
vs. best business savings (4.0%)+7.1 pp
vs. 1-year fixed bond (4.2%)+6.9 pp
vs. buy-to-let gross yield (5.6-7.15%)+4.0-5.5 pp
vs. commercial property total return (7.7%, CBRE 2024)+3.4 pp

Crucially, rental factoring requires no property acquisition, no mortgage leverage, no tenant management, and no maintenance obligation. The capital commitment is for a defined period (typically 6-12 months) rather than locked into an illiquid asset. And unlike buy-to-let, the return is generated from the existing landlord-agent relationship rather than requiring new property acquisition.

Risk-Adjusted View

Rental arrears in the UK private sector affect approximately 1.7% of tenancies at any given point, according to the English Housing Survey. However, 17-18% of tenancies will experience some form of arrears claim during their lifetime, with average arrears of approximately £2,597. Factoring structures mitigate this through several mechanisms: the factoring fee itself provides a buffer; the advance is typically secured against the rental stream (not the tenant's creditworthiness); the landlord remains contractually liable for repayment regardless of tenant performance; and the factoring provider can score deals based on rental history, property characteristics, and tenancy stability before deployment. Even applying a conservative 2-3% annual credit loss provision, net returns of 8-9% comfortably exceed every passive alternative available to property businesses.


4. Structural Tailwinds

Three converging forces are accelerating demand for new revenue streams among property professionals, and simultaneously increasing landlord demand for cash-flow products.

The Tenant Fees Act 2019: Revenue That Never Came Back

The Tenant Fees Act 2019, which banned most fees charged to tenants, removed an estimated £200-570 million in annual revenue from the letting sector. The government's own impact assessment projected £273.9 million per year in lost revenue; The Property Franchise Group estimated £570 million based on extrapolation of its own losses. The per-office impact was approximately £9,000 annually - equivalent to 10-15% of revenue for a typical branch.

Let-only businesses were hit hardest. An office managing 167 properties that previously generated £30,000 in annual profit could find itself at a £20,000 loss post-ban, according to analysis in The Negotiator. Six years later, this revenue has not been replaced. Many agents have raised management fees to partially compensate, but the structural gap remains, and it is felt most acutely by independent and mid-sized operations without diversified income.

The response from the industry has been clear. The Reapit Property Outlook Report 2025 found that a third of agents identified PropTech as their primary strategy for improving profitability - ranked above cost reduction or commission increases. Agents explicitly want technology that helps them "develop new revenue streams to prepare for the challenges of the future", as Reapit's commercial director noted. Goodlord's State of Lettings 2025 called on agents to move beyond a "purely transactional" model to become trusted advisors, "unlocking new revenue sources and long-term growth."

The industry is already deeply accustomed to distributing financial products. Rent guarantee insurance, landlord insurance, deposit alternatives (Reposit, Flatfair, Zero Deposit), mortgage referrals, utility switching deals, and broadband commissions are all standard sources of ancillary income. Belvoir Group generated 23% of gross profit from financial services even before merging with The Property Franchise Group. Countrywide (now part of Connells) reported that for every £1 in sales revenue, an additional 40p was generated from mortgage and conveyancing referrals. The infrastructure for financial product distribution through letting agents is mature and proven. What has been missing is a capital deployment product - a way for agents to put their own balance sheets to work.

Foxtons Group Revenue Breakdown
Segmented annual revenue showing post-Tenant Fees Act recovery (£m)

Lettings revenue fell from £67m in 2018 to an estimated £55m in 2020, recovering to £106m by 2024.

Source: Foxtons Group plc (March 2025)

The Renters' Rights Act 2025: Effective 1 May 2026

The Renters' Rights Act received Royal Assent on 27 October 2025, with the government confirming a "big bang" commencement date of 1 May 2026. On this date, all assured shorthold tenancies - both new and existing - will convert to open-ended periodic tenancies. Section 21 "no-fault" evictions will be abolished. Landlords will be restricted to requesting no more than one month's rent in advance from tenants.

This is the most significant reform to English tenancy law since the Housing Act 1988, and its implications for rental factoring demand run in two directions simultaneously.

For landlords, the Act creates new cash-flow pressure. The ban on collecting multiple months' rent upfront removes a tool that many landlords - particularly those with international tenants or higher-value properties - relied upon for financial security. At the same time, the abolition of Section 21 and the requirement to use Section 8 grounds for possession extends the timeline for recovering properties, increasing exposure to arrears during the eviction process. Goodlord has reported covering individual claims exceeding £15,200, with eviction timelines stretching to eight months under the existing system. These will likely lengthen further.

For letting agents, the Act creates commercial opportunity. Landlords who can no longer collect advance rent will seek alternative cash-flow tools. Agents who can offer rent-in-advance products - funded from their own capital, supported by proper scoring and collection infrastructure - position themselves as indispensable financial partners rather than mere property managers. The regulatory complexity of navigating the new tenancy regime will also drive more landlords toward professional management, increasing the addressable market for full-service agents.

The Rate Environment: Passive Returns Compressing

The Bank of England has cut the base rate six times since August 2024, from 5.25% to 3.75%. While the February 2026 meeting resulted in a hold (5-4 vote), the MPC's statement explicitly noted that "on the basis of the current evidence, Bank Rate is likely to be reduced further." Market-implied forward rates suggest 3.3% by H2 2026. Governor Andrew Bailey commented: "I expect to see quite a sharp drop in inflation over coming months."

Each rate cut compresses passive deposit returns while leaving rental factoring yields largely unchanged (since factoring fees are set relative to rent levels, not interest rates). The yield premium of factoring over deposits is therefore structurally expanding. A property business that tolerated 1.61% on its cash when the base rate was 5.25% will find the same return increasingly unacceptable as rates decline toward 3%.

Bank of England Base Rate
Key rate changes from 2007 pre-crisis peak to December 2025

Rate at 3.75% after six cuts since August 2024. Market expects further cuts to 3.25–3.5% by end of 2026.

Source: Bank of England (February 2026)


5. Rental Factoring: How It Works

Rental factoring - technically the purchase of future rental receivables at a discount - is a well-established financial mechanism applied to the rental context. It is not lending. This distinction is not semantic; it is regulatory.

The Mechanics

The transaction is straightforward. A landlord has a property with a sitting tenant paying £1,500 per month. The landlord wants access to future rental income today - perhaps for renovation, portfolio expansion, EPC compliance work, or tax planning. The property professional (letting agent, property management company, or PropTech platform) agrees to advance a lump sum to the landlord, discounted by a factoring fee, in exchange for the right to collect future monthly rental payments directly.

The process follows a defined sequence:

The property professional submits landlord and property data to a scoring engine, which assesses the deal based on rental history, payment patterns, property characteristics, and tenancy stability. If the score is acceptable, the professional decides (not the platform - the professional) whether to fund the advance. They transfer the advance directly to the landlord from their own bank account. A Direct Debit mandate is established with the landlord, and monthly repayments are collected automatically, landing directly in the professional's bank account. The factoring fee - typically 6-10% of the total rental amount being advanced - represents the professional's gross return.

Why It Is Not Lending

Under UK law, factoring is the assignment of receivables, not lending. This is a critical distinction. Lending requires FCA consumer credit authorisation; factoring does not. The factoring transaction involves purchasing an existing asset (the right to receive future rent) at a discount, not extending credit to a borrower. The landlord is not taking on new debt; they are selling a future income stream. Rent factoring is self-regulated by UK Finance and does not require a consumer credit licence, an FCA licence, or payment institution registration.

This regulatory clarity makes rental factoring uniquely accessible to property professionals. No new licences, no regulatory capital requirements, no compliance overhead beyond standard commercial practices.

The Infrastructure Gap

While the financial mechanism is simple, executing it at scale requires substantial infrastructure: a scoring engine to assess risk across diverse property and tenancy data; a collection system to manage Direct Debit mandates, scheduling, retries, and reconciliation; compliance documentation including factoring agreements and mandate authorisations; payout verification to confirm that advances have actually been sent; and portfolio management tools for tracking active deals, arrears, and returns.

Building this infrastructure independently would be prohibitively expensive and complex for any individual letting agent or property management company. Platforms like Wectory are emerging to provide this infrastructure as a service - enabling property professionals to deploy their own capital into rental factoring without building the technology stack, much as Stripe enabled merchants to accept payments without building payment infrastructure.


6. Unit Economics: A Worked Example

The economics of rental factoring are best illustrated through a concrete scenario.

Single Deal

A letting agent manages a property with monthly rent of £1,500, occupied by a stable tenant with 18 months of clean payment history. The landlord wants to access 10 months of future rent for a kitchen renovation and EPC upgrade.

ParameterValue
Monthly rent£1,500
Advance period10 months
Total rental value£15,000
Factoring fee (8.5%)£1,275
Net advance to landlord£13,725
Monthly collection from landlord£1,500
Collections over 10 months£15,000
Gross profit to agent£1,275
Infrastructure platform fee (est. 2-4% of collected)£300-600
Net profit to agent£675-975
Simple annualised return on capital~8-11%
Effective IRR (monthly capital recycling)~21%

The agent's capital is tied up for an average of approximately 5.5 months (since it returns progressively each month), not the full 10. This means the same capital can fund approximately 1.8-2 deals per year, compounding the effective return.

Portfolio Perspective

Consider a mid-sized letting agent managing 500 properties with deployable capital of £150,000.

ScenarioAnnual Net ProfitReturn on Capital
Capital on deposit at 1.61%£2,4151.61%
Capital on best savings at 4.0%£6,0004.00%
10 active factoring deals (avg £15,000 each)~£6,750-9,750 net~14-20% effective
15 active deals (recycling capital)~£10,000-14,500 net~20-29% effective

The difference between £2,415 and £10,000+ is not incremental. It is transformational for an independent lettings business operating on tight margins post-Tenant Fees Act.

Comparison with Alternative Revenue Streams

Revenue SourceTypical Annual Income per OfficeCapital RequiredEffort Level
Rent guarantee insurance referrals£3,000-8,000NoneLow
Deposit alternative commissions£2,000-5,000NoneLow
Mortgage referral commissions£5,000-15,000NoneMedium
Guaranteed rent schemes£15,000-40,000High (head lease risk)Very high
Rental factoring (10-15 active deals)£7,000-15,000£100,000-150,000Low

Rental factoring occupies a unique position: it delivers returns comparable to or exceeding guaranteed rent schemes - without requiring the agent to assume head lease obligations, void risk, maintenance responsibilities, or multi-year contractual commitments. The capital commitment is short-term and asset-light. The operational overhead, when supported by proper infrastructure, is minimal.


7. Who Can Deploy: Property Professionals with Landlord Relationships

The rental factoring opportunity is available specifically to businesses that have direct, trusted relationships with landlords and visibility into rental data. Four categories of property professional are best positioned.

Landlord Portfolio Concentration
Percentage of landlords vs percentage of tenancies controlled (EPLS 2024)

The 17% of landlords owning 5+ properties control nearly half of all tenancies — the primary factoring target segment.

Source: EPLS 2024 (MHCLG) (December 2024)

Letting Agents

The 23,000+ letting agencies in the UK are the natural first movers. They hold direct landlord relationships, have access to property and tenancy data (either through PMS systems or their own records), collect rent as part of their standard service, and understand their landlords' financial needs. Their management fee revenue provides the deployable capital base.

For a full-management agent charging 12% on an average rent of £1,400 per month, each managed property generates £168 monthly in fee income. An office managing 200 properties produces £33,600 per month (£403,200 annually) in management fees alone. Even modest capital allocation - setting aside 25-30% of annual profit - creates a meaningful factoring portfolio.

The Renters' Rights Act amplifies the value proposition. As regulatory complexity increases, landlords will increasingly seek professional agents who can navigate the new tenancy regime. Agents who can additionally offer cash-flow products become genuinely difficult to leave.

Property Management Companies

Companies focused on property management (as distinct from agency) often manage larger portfolios with deeper operational integration. They handle maintenance, compliance, financial administration, and tenant relationships on behalf of portfolio landlords and institutional investors. Their data advantage is significant: they typically have complete rent rolls, payment histories, maintenance records, and tenant profiles - exactly the data that supports high-confidence scoring.

Property management companies also tend to have stronger balance sheets than independent letting agents, as their revenue model (based on management fees rather than transactional letting fees) is more predictable. This makes them well-suited to capital deployment strategies with defined return profiles.

PropTech Platforms with Landlord User Bases

Technology platforms serving landlords - whether for property management, accounting, maintenance, or compliance - have an interesting structural advantage. They have data on thousands or tens of thousands of landlords, often including rent collection data, property details, and tenancy histories. What they have lacked is a mechanism to monetise this data and these relationships beyond their core subscription or transaction fees.

Rental factoring infrastructure, accessed via API, allows PropTech platforms to offer factoring as an embedded financial product within their existing user experience. The landlord never leaves the platform; the scoring, documentation, and collection happen behind the scenes. For platforms like these, factoring represents a high-margin revenue line that deepens user engagement and increases switching costs.

Build-to-Rent Operators and Corporate Landlords

The UK Build-to-Rent sector has reached 139,000 completed homes with a total pipeline of 298,000 units and cumulative investment exceeding £50 billion. BTR operators collect rent directly from tenants and manage large portfolios with professional financial management. Their monthly collection float - estimated at £100-300 million across the sector - creates a natural capital pool for deployment.

However, most institutional BTR operators are constrained by fund mandates and investor reporting requirements that limit non-core capital deployment. The opportunity is more realistic for smaller and independent operators not bound by institutional governance frameworks, and for the growing cohort of corporate landlords managing portfolios of 50-500 properties.


8. The Competitive Landscape: An Empty Space

The absence of infrastructure in this specific niche is striking.

PayProp, the South African-founded rent payment platform that merged with Reapit in December 2023 (funded by Accel-KKR), processes approximately £2.6 billion in annual rental payments globally. In the UK, it serves 2,500+ letting agents and processes an estimated £300+ million annually. Its value proposition is speed: same-day reconciliation and payout. It does not monetise float and does not provide capital deployment infrastructure. PayProp validates the market (rent payment infrastructure serving agents at scale) but does not touch the capital layer.

Factored, in the REACH UK 2025 cohort, has processed over 1,000 rent advances since 2020, offering landlords £10,000-£50,000 per property at approximately 1.45% per month (~17.4% annualised). But Factored operates B2C - directly with landlords - rather than providing infrastructure for property professionals to deploy their own capital.

CasaPay offers a "Guaranteed ON-TIME" product at 2.5%, ensuring landlords receive rent on the first of the month regardless of tenant payment status. This is a payment guarantee product, not a capital deployment platform.

Guaranteed rent schemes (Northwood being the largest UK provider with 90+ offices and 10,000 landlords, guaranteeing approximately £100 million in annual rent) represent a conceptual precedent. But guaranteed rent requires agents to become head tenants, assuming void risk, maintenance obligations, and multi-year lease commitments - an operationally heavy model that most agents cannot or will not adopt.

Goodlord, processing over £1 billion in lettings payments annually and reaching profitability in 2024 with 40%+ revenue growth, explicitly promotes "Revenue Generation" as a core value proposition for agents. But its focus is on insurance distribution and tenancy progression, not capital deployment.

The specific gap - infrastructure that enables property professionals to deploy their own capital into rental factoring, with integrated scoring, collection, compliance documentation, and portfolio management - remains unoccupied. Platforms like Wectory, purpose-built for this B2B infrastructure role, are the first to address it directly.


9. The Addressable Market

The total addressable opportunity can be estimated from several angles.

Starting from the rental volume perspective: if 10% of the estimated £36-50 billion in annual rent processed through agents is suitable for factoring, this represents £3.6-5 billion in potential advance volume. At an average factoring fee of 8.5%, this would generate £300-425 million in annual fee income for the property professionals deploying capital.

Starting from the agent capital perspective: up to £1.25 billion in deployable own capital, recycled 1.5-2 times per year through 6-12 month factoring cycles, produces up to £2.5 billion in annual advance volume. At 8.5%, this generates up to £213 million in annual factoring income for agents.

Starting from landlord demand: 2.86 million landlords, of whom 17% (approximately 486,000) own five or more properties and are most likely to need capital advances. If 5% of these landlords use a rent advance annually at an average of £15,000, total advance volume reaches £365 million.

By any estimation, the market is substantial. And it is being catalysed by forces - the Tenant Fees Act, the Renters' Rights Act, declining deposit rates - that are structural rather than cyclical.


10. Risk Factors and Considerations

Any honest assessment of rental factoring must acknowledge the risks.

Arrears risk is the primary concern. While only 1.7% of tenancies are in arrears at any given time, the trailing 12-month incidence is higher. Goodlord reported claim payments exceeding £15,200 with eviction timelines of eight months in some cases. The Renters' Rights Act, by extending the eviction process, could increase this exposure. Mitigation comes through proper scoring (filtering for stable tenancies with clean payment histories), portfolio diversification (spreading capital across multiple deals), and the structure of factoring itself (the landlord, not the tenant, is the counterparty for repayment).

Rising Arrears Severity
Average rent arrears claim amount (£), Reposit data

While the proportion of tenants in arrears has fallen to 5%, the average amount owed has surged 81% in under two years.

Source: Reposit (Q4 2024)

Regulatory evolution is a second consideration. While rent factoring is currently unregulated, any future FCA decision to bring factoring within its regulatory perimeter would change the compliance landscape. Property professionals should monitor regulatory developments and ensure they operate within clearly defined factoring structures - assignment of receivables, not lending - to maintain regulatory clarity.

Capital concentration risk applies to smaller agents deploying significant portions of their working capital. Prudent allocation - typically 15-25% of available capital - ensures that factoring remains an enhancement to business returns rather than an existential risk.

Counterparty risk on the technology infrastructure provider matters. The scoring, collection, and compliance systems that underpin factoring operations must be reliable, compliant, and well-maintained. Property professionals should evaluate infrastructure partners with the same rigour they would apply to any critical business system.


Conclusion

The UK private rented sector generates £80-90 billion in annual rent, managed through an ecosystem of 23,000+ agencies and 2.86 million landlords. Within this ecosystem, property professionals with direct landlord relationships collectively hold hundreds of millions in deployable capital that earns an average return of 1.61% on business deposits.

Rental factoring infrastructure transforms this idle capital into a high-yield revenue stream delivering 11-25% annualised returns - a premium of 7-10 percentage points over the best passive alternatives. The mechanism is well-understood, legally established (factoring is not lending, requires no FCA authorisation), and structurally low-risk when supported by proper scoring and collection infrastructure.

Three forces are converging to make the timing compelling. The Tenant Fees Act has permanently removed hundreds of millions in annual industry revenue, creating urgent demand for new income sources. The Renters' Rights Act, effective 1 May 2026, simultaneously increases landlord demand for cash-flow products and increases agent value to landlords navigating regulatory complexity. And declining interest rates are compressing passive returns, widening the yield advantage of active capital deployment.

The infrastructure to enable this is now becoming available. For the first time, property professionals can access integrated scoring, collection orchestration, compliance documentation, and portfolio management through platforms built specifically for B2B rental factoring - without building the technology themselves, without seeking regulatory authorisation, and without changing their existing landlord relationships.

The capital is there. The demand is there. The infrastructure gap is closing. The question for property professionals is not whether rental factoring represents an opportunity - the economics are unambiguous. The question is how quickly they move to capture it.


Data Sources and Methodology

This report draws on publicly available data from the following sources:

All financial projections and yield calculations are illustrative. Actual returns depend on deal-specific factors including property characteristics, tenancy stability, geographic location, and scoring outcomes. Past performance data and industry statistics are used to inform reasonable assumptions but do not guarantee future results. Property professionals should conduct their own due diligence and seek appropriate professional advice before deploying capital.


This report was prepared by Wectory Ltd, a rental factoring infrastructure platform providing scoring, collection, and compliance technology to property professionals across the UK.

Copyright 2026 Wectory Ltd. All rights reserved. When citing or republishing any part of this report, attribution to Wectory Ltd (wectory.com) is required.