If you want to trim down your social networking, or if you would rather not friend your Aunt Josephine or your boss on Twitter and Facebook, consider switching to a more private network.

via 10 Private Social Networks for Discreet Interaction | Mashable.

The private social networks recommended include:

1. Everyme
2. 23Snaps
3. Notabli
4. Nextdoor
5. Yammer
6. Couple
7. Path
8. FamilyWall
9. Edmodo
10. Photocircle