The +1 button makes it easy for visitors to recommend your pages to friends and contacts exactly when their advice is most useful — on Google search. As a result, you could get more and better qualified site traffic.
Many shop owners are really lagging behind on the social media angle. Let face it, time is short and so much to do. Fact is, so many things to promote your ecommerce business cost money, this one is free… Just a bit of you precious time to get free promotion for your online shop. There are some very good business reasons to spend a few hours creating your business’ Facebook fan page.