There are many developers on the web buying and selling text links advertising. They aim is to get more page rank for their own site through this. They usually buy some links with higher page rank which links to his or her site. By this, Google's algorithm will think that the site is getting more attention so the ranking of the keywords will be improved.
For example, if one own a PR3 site and wants to get it to PR5, he would buy some PR5 or PR6 links to boost its page rank. Such links may cost you a few bucks per month. In other words, you would have to pay for tens of bucks to get a long-term boost for your site's page rank. So, is it worth to buy them?
If your site is just starting, with very little content, it is not worth it. It would be better for you to buy articles and contents for your site. Content is very important to monetize your site in many ways, such as Google Adsense. When your site is on the track, go for text link advertizing, a high page rank can definitely increase your site's income a lot.
In conclusion, you should always look for great deals. There are always low-priced ones. Never go for those which cost you a lot. Choosing the best deals all the time is the key to success for your business.
By: Roberto Bell