Or even your own homeopathy business
Facebook has become undoubtedly the leading social networking site with over a billion in the database and over a million accessing it regularly. Facebook has crossed borders, oceans, and mountain ranges and has become a very important tool for promoting business. Just like Amazon it crosses many borders and both brands can be optimized using amazon listing optimization as a methodology tool.
It offers free access to enjoy the benefits of business promotions. It offers campaigns which could be run for free of cost and also the advertisements that are paid. So you have the privilege to advertise and even if not, it is worth to be a member of Facebook.