Read this article from E-Commerce Guide.

“As you know, Facebook can be an invaluable source of marketing for your e-commerce business. However, keeping up with the ever-evolving social bookmarking service is a challenge. Since we covered Facebook Marketing and Business Pages in our How-To Guide back in February (see Facebook How-To Guide: Create Business Pages and Ad Campaigns), Facebook has rolled out changes to Business Pages that directly influence how you use them and how your fans can interact with you on Facebook.”