By Imran Hussain, Fractional CFO, NED and entrepreneur who has worked in the start-up, scale up and SME industry since 2001; as a Fractional CFO since 2016 and a NED since 2025.
Cashflow is the lifeblood of any small business. You can have a queue of customers out the door and a record-breaking month of sales, but if the cash isn’t hitting your bank account when you need it, your operations can grind to a halt.
I am Imran Hussain, a Fractional CFO helping start-ups navigate fundraising and cash flow issues since 2001. To help you stay afloat and thriving, I’ve identified the most common cashflow traps and, more importantly, how you can overcome them.
1. The Over-Trading Trap
It sounds counterintuitive, but growing too fast can be dangerous. Over-trading happens when a business takes on more work than it has the cash to support. You might need to buy stock, hire staff, or rent more space to fulfil a big new contract, but if your customer doesn’t pay for 60 days, you’re left with a massive funding gap.
How do I overcome it?
Before scaling up for a project, perform a “stress test” on your cashflow. The most effective way to bridge this gap is to negotiate deposits or milestone payments with new clients.
When a client asks you to scale, they are asking you to invest your capital into their project. To handle these negotiations effectively:
- Pitch the “Cost of Mobilisation.” Frame the deposit as necessary to secure dedicated resources or materials. A 30% upfront fee is a standard professional ask.
- Tie Payments to Deliverables. Instead of “Pay on the 1st,” tie payments to tangible phases (e.g., “Phase 1 completion”). This keeps the client’s interests aligned with yours.
This shifts your cash position from reactive to proactive. It reduces your working capital requirement and ensures you stay “cash positive” throughout the project. If you don’t do this, you are effectively giving your client an interest-free loan while risking your own solvency.
2. The Late Payment Lag
In the UK, late payments are a perennial thorn in the side of small businesses. When you act as an interest-free bank for your customers, your own ability to pay suppliers and staff is compromised.
How do I overcome it?
Tighten your credit control immediately. Send invoices the moment the work is done, not at the end of the month. Use automated software to send polite reminders three days before a payment is due. Don’t be afraid to point to your legal rights during these follow-ups.
Leveraging your rights is easier than ever thanks to recent legislative shifts. Since 2024, the UK government has introduced the toughest laws in the G7 to tackle this issue. As a business owner in 2026, you should be aware of these key protections:
- 60-Day Legal Cap. All large firms are now mandated to pay smaller suppliers within a maximum of 60 days.
- Mandatory Interest. All commercial contracts must now include statutory interest (set at 8% above the Bank of England base rate). You no longer need to “opt-in” to this, it is a legal requirement.
- Fines for Big Business. The Small Business Commissioner now has the power to issue multi-million-pound fines to persistent offenders.
3. Ignoring the Forecast
Many business owners manage by looking at their current bank balance. This is a “rear-view mirror” approach. By the time the balance looks low, the crisis has already arrived.
How do I overcome it?
Maintain a rolling 13-week cashflow forecast. Integrating this into your business is the single most effective way to move from a reactive state to a strategic one. While a P&L shows you how much profit you should have made, the 13-week forecast shows you exactly how much cash will be in your bank account every Friday for the next quarter.
Why the “13-Week” Window?
It is the “Goldilocks zone” for business. Most business cycles (billing, payroll, VAT quarters) occur within a 90-day window. If you see a cash deficit in week 10, you have 70 days to fix it, enough time to chase a debt or delay a purchase. If you wait until the balance is low today, your options are gone.
How to put one together:
- Opening Balance. Start with your actual cash-in-hand today.
- Guaranteed Outflows. Map out known costs like payroll, rent, and the upcoming VAT quarter.
- Realistic Inflows. Do not list sales based on when you send the invoice; list them based on when you expect the cash to land.
- The Rolling Habit. Every Friday, replace the forecast figures with actuals, review the variance, and add a new “Week 13” at the end of the sheet.
www.linkedin.com/in/ihussain247
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