Search Engine's algorithm is always changing to find artificial techniques to inflate link popularity to get higher search engine ranking. Natural link building strategies involve getting inbound links from all type of relevant sites ranging from PageRank 0-10. Generally link buyer's or link builder ask for a link from higher PageRank to get quick link popularity which is unnatural. If you have get 100 links and got 90 inbound links from PageRank 3-4 it will clearly indicate that some link buying has been done or some non ethical techniques has been used by a website to create inbound links.
The Article is written by Submit Shop Team specialized in Incoming Links Development, [url]Link Marketing Experts[/url] and link management.
[/i]