Compare them against the internal Profit & Loss (P&L) statements.
Negotiating for the seller to "carry a note" (e.g., 20–30% of the price) ensures they are incentivized to help you succeed during the transition.
A popular US option requiring as little as 10% down, provided the business and buyer qualify.
Before looking at listings, define your criteria to avoid "buyer’s fatigue." Define Your "Why":