With increasing popularity of Facebook, businesses are leaning towards Facebook to enhance their customer relationship and generate more revenue. Facebook gives you social touch to your business and it is a great way to draw new customers towards you. There are several ways to by which you can enhance your business with Facebook including :

Facebook Application - Building an Facebook Application gives you the opportunity to deeply integrate into the core Facebook experience. By leveraging Facebook's integration points you can make your application feel native to your own site, and create a seamless experience as users browse Facebook. You can also make the application more interesting by adding some fun stuffs like quizzes, polls, video clips and even mini games. This will help you to drive more customer from the Facebook communities.

Fan Page - Fan Pages are for organizations, businesses, celebrities, and bands to broadcast great information in an official, public manner to people who choose to connect with them. Similar to profiles, Pages can be enhanced with applications that help the entity communicate and engage with their audiences, and capture new audiences virally through friend recommendations, News Feed stories, Facebook events, and beyond.

Fan Pages are public pages and are index by Search Engines (e.g. Google, Yahoo, Bing), hence it might just popup in search results when people are searching for something similar to your business. You can create links from you fan page to your official site and some of them might just convert to fruitful customers. Another great advantage is that you can send updates about your business/products to all your fans and Facebook also provides you a "insight" tool where you can see you visitor statistics. And above all, its free!

Heres a couple of our Fan Pages,
http://www.facebook.com/pages/Dog-Pedigree-Website/135511896477314
http://www.facebook.com/pages/Joomla-Social-Extensions/109870692402703

Facebook Widgets / Social Plugins - Social plugins let you see what your friends have liked, commented on or shared on your official website. This is a great way to give a social touch to your website, use Facebook Login button allowing user to connect to Facebook using your site, place Like buttons, Share content with Share buttons, display a Fan Box, use Live Stream for live ongoing events, place Facebook Comment widgets on content/article pages and theres plenty more!

If you are using a Joomla Website you can use our Cerontek Facebook Widgets Extensions for Joomla to accomplish this. We have 16 extensions in total including Facebook Login, Like Button, Like/Fan Box, Share Button, Comments Widget, Live Stream, Activity Feed, Bookmark Button, Friendpile and much more. Visit http://facebookwidgets.cerontek.com for details and demo.