Social networking in the form of Facebook, Twitter and YouTube are very popular lately and statistics shows that a lot of traffic and ultimately conversions originates from these social networking sites.
Integrating any of the 3 most popular social networking sites is as easy as copy and paste the relevant parts of the url into a central control page and activating it on the page you want to display the links / images.
A further plus point for Apture is how easy it is to share pages via twitter and Facebook by simply clicking a button.
A more advanced option is possible if you want to display the latest twitter feeds or Facebook status updates on a page.
You will have to look at the XMS Manual for assistance on using that feature.