With many restaurants happy to just see their sales and income figures remaining flat from year to year, one fast casual restaurant chain has realized growth by adding drive-thrus to their locations. They looked at the change carefully, realizing it was unusual to have a drive-thru window at a formerly walk in and sit down restaurant operation. But by studying the change, and planning for the impact on operations strategically, they have been able to see about a third of their sales now come from the new drive-thrus.

Read more: How the Drive Thru Reinvented Costa Vida