Starbucks, Coca-Cola, Verizon, and Unilever are just a few of the companies that have stopped advertising on social media platforms. How worried should Facebook shareholders be? Is Under Armour’s attempt to get out of a $280 million deal with UCLA a negotiating tactic or the start of a new era in fiscal responsibility? Maria Gallagher analyzes those stories and weighs in on Gap’s new 10-year partnership with Kanye West.