There’s a few discussions about calling entities for business in the Money & Law category.
… And the 4th link down in this collection thread:
A lot of posts tend to be more specific like “how do I drive business to my website”.
On a mundane note, I’d say get a book on how to make a “business plan”, and work that out before you start investing in any kind of website or marketing. Failing to plan = planning to fail - trite but kinda true.