When your bookkeeper or accountant announces they’re retiring, it can feel unsettling — especially if they’ve handled your finances for years. The good news? With the right steps, you can transition smoothly without disrupting your business. Here’s exactly what to review, secure, and clarify before moving forward with a new provider.

Many bookkeeping issues show up again and again when reviewing business financials. Not because owners are careless, but because no one ever explained what to watch for. Here are some of the most costly bookkeeping mistakes businesses made in 2025 and how to fix them going forward.