1. Social Networking Sites
2. Blogging
3. Blog Marketing
4. Search Engine Submission
5. Directory Submission
6. Social Bookmarking
7. Photo Sharing
8. Video Marketing
9. Blog Commenting
10. Slides Upload
11. Local Listings
12. Article Submission
13. Business Reviews
I dunno…directory submissions? Is this what SEO dudes are overcharging people for?
I always forget to do local listings, tho. Good tip there.