Month-end close checklist is the simplest way to turn a busy month of invoices, payroll runs, card deposits, and supplier bills into financial statements you can actually trust. If you’ve ever looked at a “profitable” month on paper while your bank account felt tight, you already know why this matters. In practical terms, the close is where you answer questions like: Did we make money, or did we just bill a lot? Are taxes and payroll liabilities building up correctly?