Facebook “Like” buttons feel like they have been around forever, but believe it or not it is only a year. Google announced last month its own rival, the +1 button. You can now “+1″ the Google search results and Google ads that you like. +1 has been launched to a small percentage of Google search...
Link development is the cross referencing of one site to the other. Links are a "vote" for your site from a 3rd party site and develop credibility in the eyes of the search engines. [.. Read More ..]