Can I get XPoints for purchases I made before I joined FLX Rewards? You must be a member of FLX Rewards (at the time of your purchase) to earn XPoints. Related articles I forgot to tell a store team member I’m an FLX member. Can I still get XPoints for my purchase? How do I start a return/exchange? Do XPoints expire? What are the FLX Rewards membership tiers? What are Head Starts?