Don't try to sell you Gmail invites
"According to Google's new policy, altered Monday, the Web search company prohibits Gmail subscribers from selling, trading or transferring the free e-mail accounts "for any unauthorized commercial purpose." It also bars people from setting up multiple accounts in violation of the policy." reports CNet.
"The changes are designed to deter people from creating multiple e-mail accounts with the purpose of reselling or trading them, according to a source at the company. The policy alterations do not target people trying to barter Gmail invitations, which allow people to sign up for a new membership."