1. A method, comprising: receiving, at a server, a purchase order for virtual currency from a player, wherein the purchase order was made with legal currency, and wherein the virtual currency is usable within the context of a computer-implemented game; crediting an account of the player with virtual currency, wherein the virtual currency is not redeemable for legal currency; receiving a second purchase order for a virtual object within the context of the computer-implemented game from the player, wherein the second purchase order was made with virtual currency; and debiting the account of the player based on the second purchase order.