►EXECUTIVE SUMMARY • Cash flow is paramount—all other metrics are secondary. Small businesses under $10M present financials in inconsistent formats (neither pure cash nor accrual basis), requiring rigorous reconciliation to determine true EBITDA and sustainable cash generation. • First-time acquirers face asymmetric risk versus institutional buyers. You're making Warren Buffett-level decisions with a personal guarantee and no deal team, while sellers have 30 years of negotiation experience and lenders are triple-protected (business cash flows, your personal assets, and bankruptcy recourse). • Standard QOE reports miss critical operational and commercial risks. Beyond financial audits, you must assess key person dependencies, sales concentration, licensing requirements, and post-acquisition leverage points—employees controlling 70% of revenue will renegotiate compensation immediately after close. • Due diligence ends when you're comfortable signing the personal guarantee, not when checklists are complete. Avoid false validation from lenders (who profit regardless of deal quality) or split-fee QOE providers (who serve two masters). Your QOE provider must have deal experience and economic incentive to deliver hard truths. • Success requires breaking conventional rules in a 90% failure-rate environment. Send LOIs early, question biased advice from funded-search investors, treat brokers as long-term relationships, and verify your QOE provider can answer granular questions about their analysis—directional accuracy beats academic perfection when betting your financial future.