1. Sign up for the GameStop Power Up Rewards Program

Power Up Members get points for trading in games and for every dollar spent. For more hardcore gamers, there's the Power Up Rewards Pro Account. For $14.95, members get 10% extra on all traded games, $50 in exclusive offers every months, a 12-month subscription to Game Informer magazine and 10% off all pre-owned games and accessories.

2. Get the Newsletter

GameStop's newsletter is jam-packed with exclusive promotions, coupon codes and members-only deals.