There are no specific guidelines to avoid online profiling. You must be extra vigilant when creating and maintaining social network profiles; You should always use SSL connections rather than http (Lesson 2)and anonymous networks should you wish to conceal your IP and your destination (see Lesson 3); You should wipe temporary Internet files after each session, this includes any collected cookies (see Lesson 4).
Exercise: View personal data held on you by Google, Facebook and Twitter