Walmart has teamed with Burger King in its latest effort to boost its subscription program.The retail giant and the fast food chain have begun offering what they describe as a “first-of-its-kind” dining benefit to Walmart+ members, the companies announced Thursday (Aug. 22).Beginning Thursday, Walmart+ members can get a 25% discount on any Burger King digital order each day. And starting next month, members can get a free Whopper every three months with any purchase.“This unique benefit is designed to save ...