San Carlos, Calif. — Presto Automation Inc., the largest drive-thru automation technology provider in the hospitality industry, is expanding its partnership with Del Taco Restaurants, Inc. to provide automated voice ordering at several drive-thru restaurants nationwide. Its artificial intelligence (A.I.) powered solution, Presto Voice™, is already operating 24/7 at select Del Taco locations where it is significantly helping operations by improving labor productivity, increasing suggestive selling and boosting guest and staff experience. Del Taco has 600+ locations nationwide. “With Del Taco’s desire to build a drive-thru that improves operational efficiency …