sentences:  Players angry over the subscription fees lashed out at what were known as "General Managers" or "GM's", people who worked for Netamin who overlooked games and tournaments online on the games message boards.Player reception to paid service led Netamin to try to find other ways to attract players and defray costs, eventually leading to in-game advertising.Netamin offered discounts to players who signed up for six months or one year subscriptions and gave away free months of subscriptions for winning in tournaments but nothing lured large enough numbers of players.