Apparently, Wendy's restaurants are currently using centralized drive-through call-in centers instead of employing drive-through operators within each store.  Studies have shown that it cuts down on wait time and allows employees in each store to concentrate on making food and collecting the money.  The example in the article said that the Wendy's in Burbank, CA was using a drive-through operator in Nashua, NH.  (via Obscure Store) #food