Girl using digital tablet. Subscribe conceptgettyMarketers in the $208 billion U.S. subscription economy have been put on notice after Amazon settled a Federal Trade Commission suit against what the FTC termed “deceptive” practices to sign up customers for Prime memberships and making it “exceedingly” difficult to cancel subscriptions. In the settlement, Amazon agreed to pay a $1 billion civil penalty and refund $1.5 billion to approximately 35 million customers who were impacted by unwanted Prime enrollmen ...