Last week, Spirit Airlines (NYSE: SAVE) unveiled long-expected changes to its Free Spirit loyalty program and co-branded credit cards. The redesigned offerings -- set to launch in early 2021 -- are designed to increase customer engagement. If Spirit succeeds, rising cash flow from its loyalty and credit card programs could become an important driver of long-term earnings growth for Spirit Airlines. Let's take a look. An outdated loyalty program Spirit Airlines executives have been talking… (www.msn.com) 更多...