Then register your business name as a domain name for a website. There are many competitive and even cheaper solutions, but I recommend the company below. It packages the website with the domain name, and I haven't had them fail me in over a decade:
When you are ready and have discovered your niche market, do some e-commerce. This solution provider supports PayPal and other credit card providers. Shop around and see what fits your needs, but I recommend you find some safe transaction other than promised checks in the mail.
Join a network of merchants and vendors that can help you be successful. Different networks work in their style and you will soon find your favorite. It seems that this industry attracts certain merchants and vendors in very defined ways. It is important to be aware of discrepancies and what the networks provide to protect both the interests of their affiliates and merchants. This is the network I focus on and recommend:
