The Issue Is Recognition
We’ll begin at the top. We already noted that sales—the top line of an income statement—is also often called revenue. So far so good: only two words for the same thing isn’t too bad, and we’ll use both, just because they’re so common. But watch out: some companies (and many people) call that top line income. In fact, the popular accounting software QuickBooks, a great product for new businesses, labels it income. That’s really confusing because “income” more often means “profit,” which is the bottom line. (Obviously, we have an uphill battle here. Where are the language police when you need them?)
A company can record or recognize a sale when it delivers a product or service to a customer. That’s a simple principle. ...