5 things to know, and how a supersized loss prompts McDonald's to close another 350 restaurants

Buenos días, South Florida. 1. Nom, nom, not? Satisfying your cravings for a Big Mac may become a tad more difficult, as fast-food chain McDonald's (NYSE: MCD) announced late Thursday that it's closing 350 stores due to a supersized 30 percent profit plunge in Q1. That's on top of the 350 stores it closed in early 2015. Miamians likely won't be happy, since we reported yesterday that Miami leads the nation in consumers of fast food. 2. Startups event shines spotlight on Miami Add the Smart City…