Best ways to market your Blog/website for FREE!

Send mail to your friends, ask them to tell their friends, hope your friends know lots of people.
Do “Article Submission” and “Press release”, it generates traffic and gives your site a good publicity as well
Blog – Write something targeted to your audience they may find useful.
Offer something for free on your Blog/site!
Exchange links with other sites; it will generate traffic for you and will increase your site ranking for search engines.
Reply queries asked in Yahoo Answers that relate to your product/service and ask them to visit your site for more information.
Submit your site to directories as many as you can.
Submit your site to social bookmarking sites.
Put your signature in the forum when you reply to any message
Submit your site to as many search engines as you can.
Fine tune your site for search engines, make sure your Meta Tags are right for every page.
Submit sitemaps to Google
Advertise your site as many places as you can.
Submit your site to Free classified like Craigslist.org, sulekha.com etc
Answer to questions of your site users promptly and ask them to tell their friends if they like your site.

If you know any other ways to market website for FREE then please add to comments.