Most cash flow problems in a small business come from timing, not from a lack of sales. You pay staff, suppliers and SARS before your clients pay you, so the faster you grow, the more cash gets tied up in unpaid invoices, stock and work in progress. Fixing it means shortening the gap between money going out and money coming in.
It is one of the most frustrating feelings in business. Your order book is full, the team is flat out, the turnover on your statements looks good. And yet on the 25th you are moving money between accounts and deciding which supplier can wait.
Key takeaways
If this sounds familiar, you have company. Xero’s State of South African Small Business report found that 62% of small businesses experienced cash flow issues over the past year, and 42% say they struggle with late payments.
This is not a new problem either. Back in 2001, Neil Churchill and John Mullins wrote in Harvard Business Review that a profitable company that tries to grow too fast can run out of cash, even if its products are great successes. Growth eats cash before it produces it.
Your income statement says you made a profit. Your bank balance disagrees. Both are telling the truth.
Profit counts a sale when you invoice it. Cash only counts it when the money lands. In between sit 30, 60 or sometimes 120 days, while your costs keep running on their own schedule.
Picture a Cape Town design agency that lands a big corporate retainer. It hires two designers in March, pays them at month end, and invoices the client for March work on 1 April. The client pays on 60-day terms, so the first payment arrives in June. For three months, the agency has been funding its biggest client. On paper it grew. In the bank, it shrank.
Every day an invoice sits unpaid, you are giving that client an interest-free loan. Corporate and government clients are often the worst for this, even when they are your best customers on paper.
More work means more stock, more staff, more fuel and more materials, all paid before the job is done. A Durban plumbing firm that doubles its jobs may need to double its stock of fittings long before those jobs are paid.
This one catches many South African owners. SARS explains in its VAT 404 Guide for Vendors that vendors are generally required to account for VAT on the invoice basis, and that the payments basis is only available to specified qualifying vendors with prior SARS approval. In practice, that means you can owe VAT on an invoice your client hasn’t paid yet.
If your margin is small, every rand of growth needs almost a rand of cash to fund it. Low prices feel like a way to win work, but they leave nothing to cover the waiting period.
When business and personal money share an account, it is very hard to see what the business actually earns. Small monthly subscriptions, fuel and “just this once” withdrawals add up quietly.
Cash problems rarely arrive without warning. Watch for these signs:
If two or more of these apply, it is time to look at the numbers properly. A quick business health check across seven key areas will show whether cash is the root problem or a symptom of something else, such as pricing or weak follow-up.
You don’t need a finance team to improve cash flow. You need a few habits, done consistently.
The single most useful tool for a busy-but-broke business is a rolling cash forecast. Not a budget, not an annual plan. Just a week-by-week view of what will come in and go out over the next three months.
| Row | What to include |
|---|---|
| Opening balance | Cash in the bank at the start of the week |
| Cash in | Invoices you realistically expect to be paid that week, plus deposits |
| Cash out | Salaries, rent, suppliers, loan repayments, VAT, PAYE, owner drawings |
| Closing balance | Opening plus cash in, minus cash out |
Update it every Monday. The first time a closing balance turns red, you will see it weeks ahead, when you still have options. Our longer guide on cash flow management and forecasting takes you through building one step by step.
Sometimes the timing gap is simply too big to close with better habits. A large contract, a new branch or a big stock order can need more cash than the business can generate in time.
That is when working capital finance, invoice discounting or a facility from a development funder can make sense. Before you apply, you will need clean records and a forecast that shows how you will repay. Our overview of small business funding in South Africa covers where to apply and what funders will check.
B.E.T’s diagnostic looks at your finances alongside sales, operations and team, so you can see whether a cash squeeze comes from late payers, pricing, or growth outrunning your systems. The plan builder turns that into specific actions, and the dashboards keep your key cash numbers in one view instead of spread across your banking app and a spreadsheet.
Because tasks can be assigned and tracked, the follow-up on overdue invoices stops living in your head. Run the free B.E.T health check to see where your cash is getting stuck.
Profit is recorded when you invoice, but cash only arrives when the client pays. If you pay staff, suppliers and SARS before your clients pay you, your profit is sitting in debtors, stock and work in progress. The faster you grow, the bigger that gap can become.
Late-paying clients, long payment terms, growth that needs cash up front, thin margins and mixing personal and business money. In South Africa, VAT due on invoiced sales before the money arrives adds extra pressure. Most of these can be improved with better terms, faster invoicing and a weekly forecast.
Invoice immediately, ask for deposits on projects, follow up overdue invoices on a fixed schedule, and make payment easy with online payment links. On the other side, ask suppliers for longer terms and delay non-essential spending. These steps can make a difference within weeks.
For most VAT vendors, yes. SARS requires most vendors to account for VAT on the invoice basis, and the payments basis is limited to qualifying vendors with SARS approval. Check your own registration basis with SARS or your accountant.
Weekly is best when cash is tight, using a rolling 13-week view. Once things are stable, monthly updates may be enough. The key is to update it regularly so it reflects reality, not last quarter’s hopes.
Being busy is a good problem, but only if the cash follows. Close the gap between doing the work and getting paid, and watch the next 13 weeks, not just the last month.
If you want a clear picture of where your cash is leaking, start your free B.E.T trial and build your plan from there.
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