How do you build successful Cannabis Ecommerce Websites When it comes to cannabis ecommerce, the potential is immense. As the number of customers who are using cannabis increases and the demand for e-commerce increases, it will grow too and make it easy for brands to advertise their products. The primary problem for traditional retailers is the legal framework, and ecommerce solutions offer an excellent solution. But, like any new industry there are a few challenges to overcome before an ecommerce site can become an absolute success.