Because profit and cash are two different things. Your profit and loss statement can tell you that you made money while your bank account tells you it isn't there. That just happens sometimes, and it usually comes down to two things: the timing of money moving in and out, and the real cash obligations that never show up on your P&L at all. Profit is an opinion on paper. Cash is the fact in the bank.
"My P&L says I had this, but my bank account says I have that"
If you're a business owner, you've probably had this exact thought: the profit and loss said I made this much, so where is it? That gap is normal, and it's the whole reason cash flow matters as its own thing. Your P&L follows accounting rules about when revenue and expenses are recognized. Your bank account follows one rule: money actually came in, or money actually went out. Those two calendars almost never line up.
The businesses that get burned by this are usually the ones only looking at the P&L, once a quarter, after the fact. By the time the statement tells you something was wrong, the cash is already gone.
What eats your cash but never shows up as an expense
Here's the part that trips people up. There are big cash obligations that don't appear on your profit and loss statement, so a "profitable" month can still leave you short:
- Debt principal payments. The interest hits your P&L. The principal does not. You can be writing large checks to the bank every month that your profit number never sees.
- Owner draws. Money you pull out for yourself isn't an expense on the P&L, but it's very real cash leaving the account.
- Inventory and work in progress. In a lot of businesses, construction especially, you pay for materials and labor now and collect later. That money is tied up in a job even though the job is profitable.
- Equipment you bought. You spent the cash today. On the books it depreciates over years. Your bank felt it all at once.
And this is before we even get to messy books. One of the most common things I see: loan proceeds coming into the business getting recorded as income. That's not income. Debt is not income. When the books are messy, the picture is wrong in both directions, and you either think you have money you don't or you pay tax on money that was never really profit.
The fix: forecast cash, don't just report profit
The single most useful habit here is cash flow forecasting, and it's simpler than it sounds. You're just looking at how much money is coming in and going out of the bank, and projecting what happens to your cash over the next couple of months. Do it on a regular basis, not once a year.
While you're at it, look at the components of your business and whether each one actually makes money, not just the labor to deliver the product or service, but all the little costs that pile up: an admin assistant, rent, electricity, software. Those add up and quietly thin your margin.
If you already have a good bookkeeper, start there. The good ones live in your data every day, and they can almost always add some kind of analysis to what they already do for you. Just ask. If you're past that and the decisions are getting bigger, that's the point where a fractional CFO earns their keep, building the forecast and telling you what your cash is going to do before it does it.
Put profit first, then reverse engineer
There's a book called Profit First, and whether you follow the system to the letter or not, the premise is worth stealing. Historically, accountants put profit at the bottom of the financial statement. It's the leftover. The idea is to flip it: decide how much profit you want to make first, and reverse engineer the business behind it.
I like it because it protects the integrity of actually making money. It's easy to get lost in growing. I have a $2 million business. Great, but if it doesn't make any money, what's the point of the two million? Cash, not revenue, is what tells you the answer.
FAQ
Can a business be profitable and still run out of money? Yes, and it's common. Profit is an accounting figure. Cash is what's in the bank. Timing differences and cash obligations that aren't on the P&L (debt principal, owner draws, inventory) can leave a profitable business short.
Why doesn't my loan show up as profit? Because a loan isn't income. Borrowed money is a liability you have to pay back, so it shouldn't be recorded as revenue. If it is, your books are wrong and you may even be paying tax on it.
What is cash flow forecasting? It's projecting the money coming into and out of your bank over the next weeks and months, so you can see a shortfall coming instead of discovering it. It's separate from your profit and loss statement.
How often should I look at cash? Regularly, monthly at a minimum once you're scaling, not once a year at tax time. The whole value is seeing problems early.
When should I bring in a fractional CFO for cash flow? When the swings are big enough that a surprise shortfall would hurt, or when you're making decisions (hiring, equipment, a big job) whose cash impact you can't clearly see in advance.
Tired of a profit number that doesn't match your bank account? Talk to DAT Finance about getting a real read on your cash, or see how we work.