Seventeen per cent of Australian SMEs lose more than $2,500 per month to late payments, roughly $30,000 a year for affected businesses according to Airwallex research. GoCardless data confirms that 63 per cent of Australian businesses regularly chase overdue invoices, with 17 per cent dealing with payments more than 30 days late. But late-paying clients aren't the only reason profitable businesses run out of cash. The bigger problem is that most business owners have never properly read their cash flow statement, and they're making growth decisions based on profit numbers that tell them nothing about whether they can actually afford what they're planning.
The P&L tells you if you're profitable. The cash flow statement tells you if you can pay your bills. They're different questions, and for day-to-day business survival, the second one matters more.
A business can be profitable on paper and run out of cash within 60 days. It happens all the time, and growth is the most common cause.
When you win a large new contract, you hire staff to deliver it. You buy equipment. You pay for materials. You invest in systems. All of this spending happens before the client pays you. Your P&L shows revenue when you invoice. Your bank account shows the cash leaving weeks or months before it comes in.
The cash flow statement is the report that tracks this timing gap. It shows you where cash actually came from and where it actually went, regardless of what the P&L says about profit. If you've ever looked at your bank balance and wondered where the money went despite a "good" quarter, the cash flow statement has the answer.
Every cash flow statement has three sections. Each one tells you something different about your financial position.
This is cash generated from (or consumed by) your core business operations. Revenue collected minus expenses paid. Not invoiced, collected. Not incurred, paid.
If this number is negative, your core business isn't generating cash. It doesn't matter what the P&L says about profit. A business with positive P&L profit and negative operating cash flow is burning through reserves or borrowing to fund operations. That's not sustainable.
Common items that create a gap between P&L profit and operating cash flow include debtors (you invoiced but the client hasn't paid), creditors (you received goods but haven't paid the supplier yet), prepayments (you paid for something in advance, like annual insurance), and accruals (expenses you've incurred but haven't been billed for yet).
For a healthy business, operating cash flow should be close to or above net profit over time. One quarter can diverge due to timing, but if operating cash flow is consistently below profit, your debtors are growing faster than your revenue, which means your clients are effectively borrowing from you.
This is cash spent on (or received from) long-term assets. Buying equipment, vehicles, fitouts, technology. Also includes proceeds from selling assets.
This section is almost always negative, and that's fine. It means you're investing in the business. A business that shows zero investing activity for multiple periods has stopped investing in its future, which is a different kind of problem.
What matters here is the scale relative to your operating cash flow. If you're spending more on assets than your operations are generating in cash, you're funding investment from debt or reserves. That might be intentional (a deliberate growth investment), but you should know it's happening.
This is cash from borrowing, repaying debt, equity injections, or owner drawings.
Loan drawdowns appear as positive (cash in). Loan repayments appear as negative (cash out). Owner drawings or dividends appear as negative. Capital contributions appear as positive.
This section reveals how the business is funded. If financing activities are consistently positive, it means debt or equity is propping up operations. If consistently negative, the business is paying down debt and distributing to owners, which is the healthy pattern for a mature business.
The red flag is when financing cash flow is positive because you're borrowing to cover operating shortfalls. That's debt funding expenses, and it only works until the debt runs out.
Let's use the same business from the P&L article: a services firm doing $1.2M in annual revenue with $162,000 in net profit.
On paper, a $162,000 profit looks solid. Here's what the cash flow statement reveals.
Operating activities: The business collected $1,120,000 in cash from clients (not $1,200,000, because $80,000 is still in debtors, up from $60,000 last year). It paid $1,000,000 in operating expenses (wages, rent, suppliers, insurance). It paid $45,000 in income tax. Net operating cash flow: $75,000.
That's $75,000 in cash from operations against $162,000 in profit. The $87,000 gap is mostly explained by the $80,000 growth in debtors (clients are paying slower) and $7,000 in timing differences on supplier payments.
Investing activities: The business bought $40,000 in new equipment (laptops, monitors, office fitout for new staff). Net investing cash flow: negative $40,000.
Financing activities: The business repaid $60,000 on its business loan. The owner drew $100,000 in personal drawings. Net financing cash flow: negative $160,000.
Total cash movement for the year: $75,000 minus $40,000 minus $160,000 = negative $125,000.
The business made $162,000 in profit on the P&L. It went backwards $125,000 in actual cash. The bank balance dropped from $180,000 to $55,000.
Where did the money go? $80,000 is locked up in unpaid invoices. $40,000 went to equipment. $60,000 went to loan repayments. $100,000 went to the owner. $45,000 went to tax. That's $325,000 in cash out the door that doesn't show up as "expenses" on the P&L.
This is not a failing business. It's a growing, profitable business that is bleeding cash because of timing, investment, and drawings. But if the owner doesn't understand this picture, they might think they can afford to hire two more staff when in reality they need to tighten their debtor management first.
See how this plays out for your business with our 1-month cash forecast calculator.
If your business generates $150,000 in profit but only $80,000 in operating cash, it means $70,000 is being absorbed by working capital (typically growing debtors). One quarter is timing. Multiple quarters is a structural problem. Your revenue is growing but your cash isn't keeping pace because clients are taking longer to pay.
If your loan drawdowns are increasing while operating cash flow is flat or negative, you're borrowing to fund day-to-day operations. This is sustainable only if there's a clear path to operating cash flow catching up. If there isn't, you're accumulating debt that the business can't service.
A business that hasn't invested in equipment, technology, or infrastructure for 12 months or more is either running lean by design or underinvesting. For most growing businesses, zero investment is a sign that cash constraints are forcing you to defer necessary spending.
If the business generates $80,000 in operating cash and the owner draws $120,000, the $40,000 difference is coming from somewhere: reserves, debt, or delayed supplier payments. Owner drawings are legitimate, but they need to be funded by actual cash generation, not by depleting the business.
If revenue is steady or growing but cash keeps dropping, the leak is in the cash flow statement. It might be growing debtors, increasing loan repayments, owner drawings, or capital expenditure. The P&L will look fine. The bank balance tells the real story.
Monitor cash flow weekly, not monthly. Most accounting software (including Xero) can generate a cash flow summary. Check it every Monday morning. You want to see cash collected, cash paid out, and the net movement for the week. This takes five minutes and will tell you more about your financial position than any monthly report.
Manage debtors aggressively. Invoice on the day you deliver. Send a payment reminder at 7 days. Follow up by phone at 14 days. Escalate at 30 days. The average debtor days for Australian SMEs is 35 to 45 days, but best practice is under 30. Every day your debtors stretch beyond your terms, they're borrowing from your business at zero interest.
Download our payment reminder email templates for free.
Separate cash decisions from profit decisions. "Can we afford to hire?" is a cash question, not a profit question. Before committing to any major expenditure, model the cash flow impact: when does the money go out, when does additional revenue come in, and what's the gap? If the gap is three months and you only have two months of cash reserves, the timing isn't right regardless of what the P&L says.
Build a cash buffer. Best practice is 3 to 6 months of operating expenses in reserve. For a business spending $80,000 per month on operations, that's $240,000 to $480,000. Most SMEs don't have that much, but even one month's buffer ($80,000) gives you breathing room for a slow period or a late-paying client.
Book a free 30-minute call to discuss your cash flow position.
What's the difference between a cash flow statement and a P&L?
The P&L shows revenue and expenses on an accrual basis (when invoiced/incurred). The cash flow statement shows actual cash movements (when received/paid). The P&L tells you if you're profitable. The cash flow statement tells you if you can pay your bills.
Why is my business profitable but has no cash?
Common causes: growing debtors (clients paying slowly), loan repayments (don't appear on the P&L), owner drawings (not an expense), asset purchases (capitalised, not expensed), and tax payments (timing difference from when accrued to when paid).
What is operating cash flow?
Cash generated by your core business operations: revenue collected minus expenses paid. It excludes investing activities (asset purchases/sales) and financing activities (loans, drawings, equity).
How often should I review my cash flow?
Weekly for the bank balance and cash movement summary. Monthly for the full cash flow statement with operating, investing, and financing breakdowns. Quarterly for trend analysis and forecasting.
What's a good operating cash flow margin?
Operating cash flow divided by revenue should broadly align with your net profit margin over time. If net profit is 15 per cent but operating cash flow margin is 5 per cent, cash is leaking into working capital. For most SMEs, operating cash flow margin of 10 to 15 per cent is healthy.
Why does growth make cash flow worse?
Growth requires upfront investment: hiring staff, buying equipment, holding more inventory, and servicing larger projects. The cash outflows happen before the revenue is collected. This timing gap widens as growth accelerates, which is why the fastest-growing businesses are often the most cash-constrained.
What's the difference between direct and indirect cash flow statements?
The direct method shows actual cash receipts and payments. The indirect method starts with net profit and adjusts for non-cash items and working capital changes. Most accounting software produces the indirect method. Both arrive at the same operating cash flow figure.
How do loan repayments show up on the cash flow statement?
Principal repayments appear in the financing section as a cash outflow. Interest payments typically appear in the operating section. This is why a business can be profitable (P&L only shows the interest as an expense) but cash-poor (the principal repayments are draining cash without affecting the P&L).
Should drawings be in the cash flow statement?
Yes. Owner drawings appear in the financing section as a cash outflow. They don't appear on the P&L because they're not a business expense, they're a distribution to the owner. This is one of the main reasons profit doesn't equal cash for owner-operated businesses.
How do I forecast cash flow?
Start with your expected collections (revenue minus expected debtor days), subtract expected payments (payroll, rent, suppliers, loan repayments, tax, super), and add or subtract any known lump sums (equipment purchases, BAS refunds, seasonal income). Update the forecast weekly.
Use our cash flow forecast calculator to model your next 12 months.
GoCardless, Pursuing Payments 2025 Report
Airwallex, Australian SME Payments Report 2025
ABS, Business Indicators Australia: abs.gov.au
Xero Small Business Insights: xero.com
Scale Suite delivers embedded finance and human resource services for ambitious Australian businesses. Our Sydney-based team integrates with your daily operations through a shared platform, working like part of your internal staff but with senior-level expertise. From complete bookkeeping to strategic CFO insights, we deliver better outcomes than a single hire, without the recruitment risk, training time, or full-time salary commitment.
Scale Suite delivers embedded finance and human resource services for ambitious Australian businesses.Our Sydney-based team integrates with your daily operations through a shared platform, working like part of your internal staff but with senior-level expertise. From complete bookkeeping to strategic CFO insights, we deliver better outcomes than a single hire - without the recruitment risk, training time, or full-time salary commitment.
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