If you are running an online business, SEO is must. If you have your own online store, your store needs to rank high on search engines. If you are selling on social sites, your store needs to appear on the internal searches (in the social site where you have a shop). If you are selling on ecommerce markets, your store needs to appear when buyers for the store search for the products that you are also selling. There are numerous reasons for doing SEO, one of them is generating sales. SEO will improve visibility and when your products are visible to online searchers, you will be able to sell