Small regular checks make the next month easier to understand.
Choose one place
Keep invoices, receipts and statements together in a system you can return to. Avoid leaving the only copy in an email thread.
Make a little time each week
Check for missing receipts and note any transactions you do not recognise. Raising a question early is easier than reconstructing it months later.
Share the questions
Tell your bookkeeper when something changes in the business. This sample article is general information, not personal financial or tax advice.