3. Accounts and Registration </p> <p> To access most features of the Service, you must register for an account, which may include the ability to register through certain third-party account login credentials, such as Twitter or Facebook. When you register for an account, you may be required to provide us with some information about yourself, such as your gender identification, email address, phone number, birthdate, other contact information, and in some cases where legally permitted, you may be asked to provide a form of government identification.