Add Yahoo as a preferred source to see more of our stories on Google. The mystery of the often first unused drive-thru window. (hapabapa/Getty Images) No matter how many times someone's been to ...

Add Yahoo as a preferred source to see more of our stories on Google. A person receiving bag at drive-thru window - NewJadsada/Shutterstock In 1948, In-N-Out Burger became the first fast-food chain to ...

There's something telling about the way you pull up to a McDonald's drive-thru window without even glancing at the menu. Your order rolls off the tongue automatically. No deliberation, no ...

Looking for the fastest drive-thru experience? These 12 fast-food chains stand out for their quick service, efficient ...

No matter how many times someone's been to Whataburger, the empty first drive-thru window can sometimes throw customers off. After ordering, your car inches its way to the first window, waiting ...