I trade the 4-Pack to you for 2 TF2 keys plus an additional 10 TF2 keys as collateral.
You activate the 4-Pack and trade the 3 extra copies back to me for your collateral.
IMPORTANT: You must have used the market or made a Steam purchase within the last 30 days, otherwise when you open the 4-Pack the games will not be tradeable. If this happens, your collateral is forfeit and you will be stuck with the 3 remaining gift copies.
If you're unfamiliar with opening:
IMPORTANT: You must have used the market or made a Steam purchase within the last 30 days, otherwise when you open the 4-Pack the games will not be tradeable. If this happens, your collateral is forfeit and you will be stuck with the 3 remaining gift copies.