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Profitable businesses could still run low on cash from time to time. The cause could be small timing issues in everyday operations. Money that’s earned but collected late, or cash that leaves earlier than expected, might leave a business short at the wrong moment. Left unchecked, these cash-flow leaks could drain more cash than expected.
Businesses that address common cash flow leaks may be able to stop them at their source — and put that money to better use.
At-A-Glance
- Cash-flow leaks may be unplanned and often overlooked outflows.
- A company may be profitable on paper and still come up short on cash, as even small inefficiencies in routine operations might limit what’s available to cover daily operations.
- Some fixes may involve trade-offs. Capturing an early-payment discount could tie up cash sooner, and smaller inventory orders could free up cash but raise per-unit costs. The right move may depend on the business’s priorities.
What Are Cash-Flow Leaks?
A cash-flow leak may be an unplanned or overlooked drain on a business’s cash that reduces what’s available for daily operations and growth. Leaks may hide inside routine tasks like billing customers or paying suppliers. If these tasks aren’t regularly reviewed, leaks may go unnoticed for months.
A business that watches only today’s balance may not see a shortfall coming and might miss the lead time to prepare.
What separates a leak from a loss may be whether the issue is ongoing. A leak could continue until it is identified, while a loss may result from a one-time event, such as bad debt or damaged inventory. An ongoing leak may also be potentially fixable.
Cash leaks may also be one reason why a business could be profitable and still run short of cash. Profit and cash flow measure different things. Profit is what’s left after costs on paper. Cash flow is the money actually on hand at a given moment. A strong sales month may look healthy on the income statement, but if that money is tied up in unpaid invoices or already went to cover less urgent bills, it might not be there when a payment comes due.
Leak 1: Slow Invoice Collection
An invoice is a promise to pay, not a payment, and every day a customer hasn’t paid could be another day of waiting for payment. If work is finished and the revenue is booked but the bank balance shows nothing, a business may need to pull from other sources to cover costs while it waits.
Shorter payment terms, sending invoices when work is done, and 24/7 bill pay that accepts multiple payment methods could help shorten the wait and slow this type of cash-flow leak. Receivables policies might also help. Reviewing aging reports regularly could help identify delinquent accounts sooner, and clear late-fee policies could help encourage customers to pay on time. Small discounts may also give customers a reason to pay sooner.
For high-value jobs, consider requiring deposits and staged payments, as these could keep cash coming in throughout the project instead of in one lump sum at the end.
Leak 2: Paying Vendors Too Early
Paying a net-30 invoice on day two hands off money four weeks early and might not yield anything extra in return. Holding onto those funds until the due date might mean that money remain available longer. Meanwhile, incoming customer payments that come in over that timespan could help cover the invoice.
Early payment discounts could be an exception worth considering. A common terms structure like 2/10 net 30 — meaning a 2% discount for paying within 10 days instead of 30 — may offer savings in exchange for the earlier outflow. In that case, paying earlier could be a deliberate trade, not a leak. Still, the choice may depend on the business’s current accounts payable and accounts receivable needs.
Paying Vendors Early |
Paying Vendors on Terms |
Cash could leave sooner |
Cash could be available longer |
Could earn discounts |
Discounts may not be offered |
Could help support a supplier relationship |
Relationship may hold if payments are on time |
Potentially less flexibility in a cash crunch |
Potentially more flexibility for the unexpected |
Leak 3: Cash Sitting in Inventory and Unbilled Work
The first two leaks are about timing. This one is about cash that isn’t moving at all, and it may be tied up in two areas of cash-flow management: inventory and unbilled work.
Stock sitting on a shelf is money the business already spent and can’t use until the items sell. Smaller, more frequent orders could keep less cash tied up at once, but they could also raise per-unit costs that cut into margins. Monitoring inventory turnover and sorting products by how fast they sell could help a business see which items justify their carrying costs and which could move to a slower reorder cycle. If cash is leaking due to dead stock, offering discounts or bulk sales could help turn those goods back into usable cash.
Unbilled work could be another place where cash gets tied up. In addition to missed invoices, unpaid work could also include under-billed jobs, price increases that were agreed on but never applied, uncharged add-ons, and disputed invoices. Each one may be revenue the business has earned but hasn’t collected. Advance invoicing tied to delivery timelines, rather than at month’s end, along with regular reviews that compare bills against the original agreements could help catch some of these leaks.
Leak 4: Subscription and Vendor Creep
Recurring charges may build up over time, whether they’re software subscriptions or vendor contracts. These charges may be vital to the business’s daily operations. But cash could leak out when an arrangement that once made sense keeps billing after its use fades. A single $200-a-month tool left running for two years comes to $4,800 spent without intention. A retainer for a service the business stopped using could work the same way.
The usual culprits could be software accounts for former employees, duplicate tools for different departments, auto-renewals of tools no longer in use, and pricing tiers that no longer fit the business. Assigning one person to review monthly statements line by line could help determine whether each account makes sense to keep. Renegotiating rates, consolidating vendors, and canceling or downgrading underused tools may all be smart cost-cutting strategies that could help plug these leaks — as long as the cuts stay targeted so the business doesn’t lose services it still relies on.
Leak 5: Overpaying for Debt
Interest may be a normal cost of borrowing. This leak refers to the extra interest a business pays when an existing form of debt’s interest rate is higher than available market rates. Comparing current options against an existing loan could help a business owner compare potential differences in costs.
A financing mismatch could be another way to overpay. Short-term credit to cover a brief shortfall and debt financing for a long-term asset may serve different purposes, and the costs associated with different financing options may vary.
Leak 6: Never Reviewing Cash-Flow Patterns
This leak is a bit different in that it may not drain cash on its own. Rather, it could be a matter of visibility. A business that watches only today’s balance may not see a shortfall coming and might miss the lead time to prepare. Without that forward-looking view, predictable cash crunches might go undetected until they arrive, leaving the business with less time and fewer options to respond. In other words, the leak is less often a direct cash drain and more the lost value from not acting in time.
A rolling cash-flow forecast could show what’s coming and may update as conditions change, providing the insight to help get ahead of a cash crunch or plan for growth. Cash-flow forecast templates could help make the forecasting process easier, but the general steps to consider include:
- Gather recent bank statements, invoices, and bills. These show cash inflows, outflows, and the timing of each.
- Map expected income to when payments may land, not when they were billed.
- Map expected expenses by due date, including irregular payments.
- Project the running balance week by week or month by month to get a sense of dips and peaks.
- Update the forecast at regular intervals. If the forecast covers 12 weeks, for example, the week that just ended becomes part of the historical record and a new week gets added to the far end. This helps keep the forecast looking the same distance ahead.
Leak 7: No Backup Plan for a Cash Gap
This leak is similar to the previous one because it doesn’t drain cash on its own. It shows itself only when another leak leads to a more noticeable cash-flow gap. If, for example, a slow-paying customer or an unexpected expense leaves a business short, without a backup plan it might have to cover the shortfall in a hurry. Doing so might require paying overdraft fees or taking on debt, both of which could ultimately deepen the very cash-flow problem the business is trying to solve.
Contingency plans may have two parts. The first could include learning more about a cash reserve, such as three to six months of operating expenses as an initial target. The second could be arranging learning about financing options, such as a line of credit.
How to Start Finding Cash-Flow Leaks
Finding cash-flow leaks may not always require a full audit — a single pass through last month’s bank statement and aging report might reveal more than expected. For each line, consider whether that money left or arrived at the right time, and whether it was expected to have left at all. Any “no” to either question may be worth a closer look.
It also may be helpful to look for warning signs like overdraft charges, growing accounts receivable, or late payments. Each of these could be a sign that cash is leaking somewhere in the cash-flow cycle. The earlier the pattern is recognized, the more room the business may have to address it before it becomes a problem.
The Takeaway
Cash-flow leaks may be small and hard to notice, but they could contribute to real shortfalls. It’s important to identify them because recovering money the business already earned may be one way to address a cash shortfall. Taking the time to work through invoicing, payment timing, inventory, billing accuracy, subscriptions, and debt could help turn a vague sense of coming up short into a specific list of leaks — which could be a first step toward making changes. Each leak fixed could help keep more cash available to the business.
Frequently Asked Questions
What is cash-flow leakage?
Cash-flow leakage may be an unplanned or overlooked drain on a business’s cash that reduces what’s available for daily operations and growth.
What are cash leaks in a small business?
Cash-flow leaks in a small business might include slow-paying customers, early vendor payments, unsold inventory, unbilled work, and recurring subscriptions for services the business no longer uses.
What are some common cash-flow problems?
Some common cash-flow problems may include struggling to pay suppliers or bills on time, relying on overdrafts or short-term borrowing to cover routine costs, and running short during slower months.
How can I tell if my business has a cash-flow leak?
You could look for warning signs like regular overdrafts, borrowing to cover everyday costs, frequent late payments to suppliers, or growing accounts receivable.
Can a business be profitable and still run out of cash?
Yes, a business could be profitable and still run out of cash. Profit measures whether a business earned more than it spent, while cash flow measures the funds available right now. If too much cash is tied up in unpaid invoices or unsold inventory, a profitable business could still come up short.
Photo: Getty Images
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