Teardown of HTC ThunderBolt provides insights on rumored LTE iPhone, says IHS iSuppli

Save my User ID and Password

Some subscribers prefer to save their log-in information so they do not have to enter their User ID and Password each time they visit the site. To activate this function, check the 'Save my User ID and Password' box in the log-in section. This will save the password on the computer you're using to access the site.