From their late-2021 pinnacle to the current trough, Toast (TOST -4.18%) shares have taken a dizzying 74% price plunge. But this doesn't look like a downward spiral to me. Rather, I'd call it a runway for savvy investors. Let's see how the restaurant management software expert's steep drop appears to be a wide-open buying window. What does Toast do? Think of Toast as the Swiss Army knife for restaurateurs: From taking orders to crunching numbers, it's got nearly everything covered. Its cloud-based software ...