You may provide personal information to us, if you choose to:</p> <ul> <li>sign up to receive any additional services or request to receive certain communications from us;</li> <li>submit a help request, a customer services inquiry or other inquiry to us, or fill in any other forms for the purposes of receiving our Services;</li> <li>participate in some of the features accessible via the Services (for example, message boards, chat groups, social networking, games, surveys, polls, promotions, contests, or sweepstakes);</li> <li>