In Memoriam, FlyerTalk Evangelist
Join Date: Jul 2002
Location: Durham, NC (RDU/GSO/CLT)
Programs: AA EXP/MM, DL GM, UA Platinum, HH DIA, Hyatt Explorist, IHG Platinum, Marriott Titanium, Hertz PC
Posts: 33,856
I keep all of mine, I have several binders and I staple them to pages, whole punch them, then put them in. When I get worried they'll tear the BP, I'll go to a gate agent and say something like "I think I left my BP at the security checkpoint, could you reprint it for me?". They always do.