The day of buying and selling links is well over. As google, yahoo and msn have become very accurate in spotting and ranking sites badly who do this. So no webmasters are engaging in the practice. But another very important reason is the existence of do follow blog lists. Meaning if you leave a detailed response on a blog and they install do follow, it will count the same as any back link and help you rank well in search engines.
As you can imagine webmasters are trying to get there hands on these new do follow blog link lists like there is no tomorrow. But the good thing is blog lists like Courtney Tuttle's and Nic Cursor's have about 1000 do follow blogs listed on it. Which makes it great and easy to use. And one thing is for sure if you complete the thousand on a specific keyword, its highly likely you will be on the front page for it even across the major search engines in a highly competitive and popular keyword.
But you have to be professional in the way you conduct your self. Do not go leaving spammy comments, because the blog owner is not going to approve it and a lot of bloggers will be annoyed with you. Simply read a post by the blogger, the entire post and leave a detailed and lengthy comment, which will most likely be approved. The bloggers are allowing people to do this so we should respect it and contribute to the blog with solid responses.
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