1. 

2. 

3. 

4. now add this in the FROM text box “flickr | twitter | meetup | facebook | orkut” (with the quotes)

5. 

6. 

7. 

8. 

Now all mails coming in from orkut, facebook, twitter etc will get filtered and will get archived (skip inbox). This helps to keep your inbox more clean. You can also add more keywords to the list.