The right drive-thru system for a high-volume dual-lane operation is different from the right system for a single-lane independent. Here's how Kiernan thinks through it — and the questions you should ask before spending a dollar.

Most QSR owners never calculate the real cost of a down drive-thru. Not just the lost sales — the lost hours. Here's the math, a real story, and the questions you should be asking your installer right now.