Get a 30% Trade Bonus at GameStop when you fund your Steam Wallet!
Announcement - Valve
Jul 12, 2012
Get an extra 30% in-store credit when you trade your old games toward the purchase of Steam Wallet currency during the Steam Summer Sale!*
Trades must be in full working condition to receive full value. Cannot be combined with any other offer. Trade-ins subject to manager approval. Offer valid only toward games normally accepted in trade. See store associate for details. No dealers. Offer valid in the United States, Puerto Rico and Guam only. Void where prohibited. GameStop, Inc. reserves the right to cancel, terminate, modify or suspend the offer for any reason, without notice.