Warren Buffett built one of history's greatest investment engines by mastering a single concept: insurance float. This $176 billion pool of capital money collected from policyholders but not yet paid out in claims generates billions in investment returns while maintaining profitability. For B2B sellers, accounts receivable is not literally the same as insurance float in fact, it creates the opposite timing effect: sellers deliver goods or services before receiving cash. The useful lesson is capital discipline. Most businesses treat AR as a burden rather than an asset to optimize, missing opportunities to apply Berkshire-level rigor to working capital management.
Insurance float represents money that insurers hold temporarily premiums collected from policyholders that haven't yet been paid out as claims. What makes Berkshire's approach exceptional isn't the float itself, but how Buffett deploys it.
The mechanics work like this:
Berkshire operated with an average leverage ratio of 1.6-to-1 using this low-cost float. The critical insight? The cost of this capital averaged significantly below treasury rates, providing Buffett with cheaper financing than any competitor could access through traditional borrowing.
Buffett's success with floats stems from rigorous discipline, not clever timing. The Stanford Graduate School of Business case study on Berkshire describes their operating system as "delegation just short of abdication" extreme decentralization with strict capital allocation principles enforced from the top.
For B2B sellers, this translates to several actionable principles:
Buffett has repeatedly stated that Berkshire would rather shrink its insurance business than write unprofitable policies. This willingness to reject bad business even during growth periods separates successful capital allocators from those who destroy value chasing revenue.
While B2B sellers don't have float in the insurance sense, they can apply the same capital discipline to accounts receivable management. Every Net 30, 60, or 90 invoice represents capital you've provided to customers. The question is whether you're managing this capital with Berkshire-level rigor.
Smart payment term structures can improve working capital efficiency:
The faster you convert sales to cash, the more efficiently your working capital works:
Berkshire targets a combined ratio below 100% meaning underwriting profit where premiums exceed claims plus expenses. For B2B sellers, the equivalent equation determines whether extending credit creates or destroys value.
Days Sales Outstanding (DSO) measures how long your capital stays tied up in receivables. Every day you shorten DSO frees up working capital for productive use.
Practical DSO reduction strategies include:
Risk management is where Berkshire's discipline translates most directly. Just as insurers reject policies likely to generate losses exceeding premiums, B2B sellers must decline or modify terms for customers whose risk profile doesn't support credit extension.
Key risk mitigation approaches:
Berkshire deploys float into investments that compound wealth over decades. B2B sellers with optimized working capital can similarly reinvest freed-up cash for strategic advantage.
Capital freed through better AR management funds:
The companies that master this discipline gain a structural advantage they can grow faster than competitors while maintaining financial stability.
GEICO's focus on operational efficiency demonstrates how process optimization creates competitive advantage. For B2B sellers, AR automation provides similar operational benefits by reducing the cost of managing receivables.
Manual AR processes create unnecessary costs that erode profitability. Automation opportunities include:
Modern AR platforms provide dashboards showing DSO, aging, and portfolio health in real-time. This visibility enables proactive management rather than reactive crisis response.
Berkshire transfers catastrophic insurance risk through reinsurance arrangements while retaining profitable everyday policies. B2B sellers can apply similar risk-transfer strategies to protect their working capital.
Non-recourse financing fundamentally changes the risk equation. Resolve Pay offers non-recourse advancement for qualifying approved invoices, subject to its program terms. For covered transactions, Resolve Pay assumes the applicable buyer credit risk.
This approach provides:
Combined with automated collections, risk transfer creates a systematic approach to working capital management. You set credit policies, approve qualified customers, and receive predictable cash flow while automation handles follow-up.
Berkshire's financial strength comes from maintaining balance sheet discipline even during growth periods. The company avoids excessive leverage while deploying capital efficiently.
For B2B sellers, robust capital structure means:
Companies with strong capital structures can weather economic downturns, capitalize on opportunities when competitors struggle, and negotiate from positions of strength.
The B2B payments ecosystem continues to evolve, creating enormous opportunities for companies that master capital discipline. Those that successfully apply float-like thinking to their AR operations gain advantages their competitors can't easily replicate.
With proper risk management and AR infrastructure, sellers can confidently extend Net 30, 60, or even 90 terms to qualified customers. Your customers increasingly expect flexible payment terms as a standard part of doing business.
Optimized working capital also means paying your own suppliers on time or early for discounts. Companies with cash flow discipline can negotiate better terms and priority treatment from their supply chain partners.
While Berkshire's principles provide the framework, implementing capital discipline at scale requires the right technology infrastructure. Resolve Pay offers B2B sellers a comprehensive platform designed specifically for this purpose.
Resolve Pay combines the core elements of Buffett's approach:
For manufacturers, distributors, and wholesalers seeking to apply Berkshire-level capital discipline without building internal infrastructure, Resolve Pay provides the complete platform from credit decisioning through payment collection. The result: offer competitive terms, receive funds on approved invoices, and let automation handle the rest.
Float refers to money that insurance companies hold temporarily premiums collected from policyholders before claims are paid out. Berkshire Hathaway accumulated $176 billion in float by 2025, investing this capital in stocks, bonds, and entire companies. Berkshire reported a 2025 combined ratio of 87.1%, meaning underwriting remained profitable making the float effectively negative-cost capital.
B2B sellers face the opposite timing challenge: they extend credit after delivering value. The lesson from Berkshire is capital discipline. This requires rigorous credit screening, automated AR processes, strategic payment term structures, and risk mitigation through non-recourse financing that transfers default risk on approved transactions to financing partners.
Credit risk mitigation protects your working capital the same way underwriting discipline protects insurance float. Without proper risk management, bad debt and collection costs can exceed profit margins destroying value. Non-recourse financing transfers default risk on covered transactions, while automated credit checks identify high-risk accounts before terms are extended.
Yes, with the right infrastructure. Net terms financing platforms advance funds on approved invoices while buyers pay on extended terms. This means sellers receive working capital quickly while offering the payment flexibility customers expect. The key is combining credit decisioning, automation, and risk transfer into a unified system.
AR automation reduces the operational cost of managing receivables similar to how process efficiency creates competitive advantage in insurance. Automated invoice generation, payment matching, and collections sequences eliminate manual labor costs while improving collection rates. Automation also removes friction that delays payment, such as invoice errors and missed follow-ups.
This post is to be used for informational purposes only and does not constitute formal legal, business, or tax advice. Each person should consult his or her own attorney, business advisor, or tax advisor with respect to matters referenced in this post. Resolve assumes no liability for actions taken in reliance upon the information contained herein.