I've had experience with this method, and if you know what you're doing, skies the limit. But if you're a beginner and you want a long term strategy in place where you don't have to go out there and search for customers to join your platform and purchase from you, rather they come to you every single time, then my next method is one you should pay careful attention to.
In addition, they make sure to deliver the best testing using their strictly regulated testing procedures. The also validate each product produced. Among the things they check are the hemp premium genetics, CO2 extraction and processing FDA, batch formula prior to packaging in GNP and FDA plants, and the final actual product before it reaches to your door.