San Diego — QDOBA Mexican Eats® (QDOBA), the largest franchise opportunity in the fast-casual Mexican segment, has opened its 400th franchise location (pictured). The landmark opening underscores the brand’s dynamic development strategy to expand to 2,000 units. QDOBA’s growth will be fueled by blending a mix of current franchisees expanding their portfolios, new franchisee acquisition and corporate development. QDOBA’s 400th franchise restaurant had its grand opening on Jan. 19 in Brighton, Mich., a suburb of Detroit. The modernized QDOBA features several of the brand’s recent innovations, including a new drive-thru …