I council clients on a regular basis about “Privacy” issues and how to protect themselves online. One thing that I focus on is to keep your eye on the “Default Settings” on your account.
I just found this awesome article about this topic and it presents 10 killer ways to protect yourself. If privacy is important to you, I suggest you have a read:
http://tnw.co/p9MQAo
What other ways do you keep yourself safe online? Are privacy issues at the top of your list?