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Accounts receivable is money owed to you. Accounts payable is money you owe. Every small business is managing both at once, and the gap between when receivables come in and when payables go out is, in practical terms, your cash flow.
Accounts receivable: money you're owed
Receivables are invoices you've sent that haven't been paid yet. The health of your receivables comes down to two things: how much is outstanding, and how old it is. An invoice at 15 days is normal. The same invoice at 75 days is a cash flow problem you haven't dealt with yet.
Track receivables by age, not just total: 0-30 days, 31-60, 61-90, and 90+. If a meaningful share sits past 60 days, that's the first thing to fix before looking anywhere else.
Accounts payable: money you owe
Payables are bills you've received but haven't paid. Managed well, payables are a source of short-term, interest-free financing, you're using a vendor's patience instead of your own cash. Managed poorly, unpaid payables damage vendor relationships and can trigger late fees or lost discounts.
The core balancing act
The goal is simple to state and harder to execute: collect receivables faster than payables come due. A few direct levers:
- Invoice immediately, don't batch invoices at month-end
- Follow up on overdue invoices the day they cross the line, not weeks later
- Negotiate longer payment terms with vendors where you can (net-30 instead of net-15)
- Take early-payment discounts from vendors only when your own receivables are healthy enough to afford it
Why this matters more than your income statement
A business can be profitable and still fail if receivables are consistently slower than payables. This is the same gap covered in cash flow vs. profit, receivables and payables are simply where that gap actually lives in your books.
When receivables are chronically slow
If a meaningful share of your receivables routinely sits past 60 days despite consistent follow-up, that's usually a sign the issue is structural, not a collections problem. Invoice factoring is one way to convert those receivables into cash without waiting on the client, at a cost that's often worth it when the alternative is a chronic cash squeeze.
For the full picture of managing both sides deliberately rather than reactively, see the complete guide to small business cash flow management.