Link Partner

Not only on the page factors for optimization (such as Meta tag, Keyword density, Alt tag etc) to get high Page Ranking, but also off the page factors (such as link popularity, search engines submission, directory submission etc) are important for Optimization. After you make a website search engines friendly and submit it to search engines and directories, the final you still need to get links from relevant website.

Now a day search engine use the link from other websites as another factor in determining it the website was a good match for a search. Each link to a site was a vote for the site, and more votes the site received, the better a site was regarded by search engine.

Good point to success high ranking from back-links.
1) Your link exchange or your partner website  should have pagerank  higher than you
2) Your link should not be spamming link
3) You should manage inbound links and always get link in optimum time, too quickly links can not get high pagerank
4) Text of the link should contain your keywords