Link exchange between your web site and other web sites which are having the same content and that are having good Google page rank will provide you more visitors to your site through search engine page results. When search engine spiders are visiting the other web sites the search engine spider will come to your web site through the link if they have given to your web site. Only thing you have to do is to allow those important search engine's spiders.
This is the script which you must include in your meta to allow all the search engine's spiders to visit and index your web sites.
<META NAME="ROBOTS" CONTENT="index,follow">.
There are many ways to get link exchange with other good ranking web sites.
You can search for suitable web pages and can contact the webmaster requesting for a link exchange.
Join web sites that are made for webmasters to exchange web links.
You can buy link exchange from top ranking web sites at their required price.
Latest Trend in Back Links.
Recently Google search has introduced some major development with the name Panda updates.
According to this they are looking in to paid links, link exchanges, and other link schemes that violate their quality guideline and those who do these will be warned through their webmaster tool message and those who violate them will be penalized. Your site may vanish from their search results.
Here are some sites that can help you to find about the back links you have.
Google Analytics. Becoming a member here will enables to view the back links.
How to Find Inbound Link Data: Bing search.
Alexa offers you total numbers and their URL's site info
Who links to my Website. here
Find Who Is Linking To You.here