Whenever building text links, one pivotal thing to look out for are the backlinks linking to a respective Web site.

How do you check backlinks? There are a few different ways to check backlinks, and they are freely available to the public. Here are some Resources:

Yahoo - https://siteexplorer.search.yahoo.com - Enter the URL of the Web site whose backlinks you are checking in the box next to the "Explore URL" button.

Google - In the Google search box enter "Link:"
i.e. Link:http://www.campusblvd.com

There are other free tools as well, such as one offered by SEO Chat:
http://www.seochat.com/seo-tools/site-link-analyzer/

All of these tools can help you to determine the quality of the backlinks that a site has.

Start exploring today.