How a Small Business Can Run Invoices and Payables in One Hour a Week

In most small Nigerian businesses, money work happens in fragments. An invoice goes out when someone remembers, a supplier is paid when they call for the third time, and nobody is sure which customer transfers have come in. Each fragment feels small. Together they are the reason a busy business can still be short of cash.

The fix is not an accountant on staff. It is one fixed hour a week, the same day every week, when the owner or a trusted manager works through the money coming in and the money going out.

An example business

Picture a catering business in Lagos with eight staff. It invoices corporate clients for office lunches and events, and buys from a dozen suppliers: produce from the market, gas, packaging and equipment repairs. Money comes in by bank transfer, usually late. Bills arrive by email, WhatsApp and on paper with the driver. This is the business the routine below is written for.

Part one: money coming in (30 minutes)

• Invoice everything delivered this week. Every job finished should have an invoice by the end of the hour, with VAT shown and a way to pay on it.
• Check what has been paid. Confirm each payment from the bank or payment platform, not from a screenshot, and record it against its invoice. Part payments are recorded too, so the balance is right.
• Chase what is overdue. Work down the overdue list, largest first: a reminder for anything just past due, a phone call for anything two weeks late.
• Note what is expected next week, so you know what cash is coming.

Part two: money going out (20 minutes)

• Gather the week's bills into one place. Anything that arrived by WhatsApp or on paper gets photographed or forwarded to the same inbox.
• Check each bill against what was ordered and delivered, and against any bill already on file, so nothing is paid twice.
• Approve what is correct. If someone else spends money in the business, their bills and expense claims go through the same approval.
• Pay what falls due before next week's hour, and record each payment against its bill.

Part three: a quick check (10 minutes)

• Compare what is owed to you with what you owe in the next month. If the second is bigger, act now: chase harder, agree dates with suppliers or delay a purchase.
• Make sure every paid supplier bill with VAT is filed. Those bills reduce the VAT you pay each month.
• Write down one thing to fix, such as a client who always pays late or a supplier who invoices wrongly.

Why a fixed hour works

Invoicing weekly gets you paid sooner, because the payment clock starts when the invoice arrives, not when the work was done. Paying bills on their due dates, in one weekly run, keeps cash in the business without upsetting suppliers. And a weekly look at both sides means a cash gap shows up weeks before payday, not the night before.

For more on each step, see how to chase unpaid invoices, how to match transfers to invoices and managing supplier bills.

How Billif helps

Billif puts both sides of the routine in one place. In invoicing, invoices go out with a pay-link, part payments are tracked against the balance and automatic reminders chase what is overdue. Payments through collections are matched to their invoices as they land. On the other side, bills forwarded to your Billif mailbox are read and filed as payables, routed for approval and tracked to their due dates, and the dashboard shows what is overdue on both sides.