1001 backlinks for free
How can submit 1001 links for free?
As you know, back links to your site / blog are very important for site ranking in search engines and therefore for increase your Adsense revenue. Basically, you have 3 possibilities to make back links:
- buy backlinks on the sites with high PR value
- exchange links with other relevant web sites
- make backlinks for free
If you would like to buy links on relevant sites, it could be cost you from 15$ to 500$, it all depends on the PR´s site and link placement. Here are some sites for buy / sell links: http://www.textlinkbrokers.com/ and http://www.linkadage.com/
For more webmasters in internet is very useful to make backlinks for free without big investments. Here are my advisors:
Social Bookmarking, e.g. http://www.dlib.org/dlib/april05/hammond/04hammond.html
Directory Submissions, e.g. http://www.dmoz.org/add.html
Article Submissions, e.g. http://www.submityourarticle.com/indexi.php
Forum Signatures
Commenting on blogs / sites
New, interesting content for automatic users linking
Save your money, making backlinks for free = increase your Adsense revenue! 
very helpful info
Thank You