Salamencetrainer34, ShipComp? That's...BN5, right?
If it is, then yes, I know what you're talking about, and it's annoying. I got my first Game Over in BN5 in that comp!
Salamencetrainer34, stick them in a card binder with a lot of cards, place them under a hardback book...
...everything I can think of are all flattening tips.