OAuth. KnowEm. Microformats. Social network portability is one of several user-interface ideas and suggestions for working with microformats in the area of data-portability. The Problem Why is it that every single social network community site makes you: re-enter all your personal profile info (name, email, birthday, URL etc.)? BusinessCard2.com. Microformats. VeriSign's Personal Identity Portal. Gravatar. ClaimID. MyOpenID.