1. To delete a friend or contact without prior notification from your online social network “friend or contact list”.

2. To discover that you have been deleted from a friend or contacts social network’s “friend or contact list” without prior notification

3. To get rid of Dead Weight, non-performers, distant acquaintances, or silly people who keep asking you to add stupid applications from your “friend or contact list” without prior notification.

4. To delete a friend or contact because their page is so full of fluff that it takes all the bandwidth of a small nation just to load.

When you eat dirt for the first time and leave your family to build a shack in the woods