Advantages of the business account are,
1. Allows displayed business name instead of actual name
2. Allows a logo on checkout screens
3. Also allows Multi-User access for trusted employees to use (Your choice)
4. You pay with a credit card
5. Create any type of business account that is legal
6. Most merchant accounts come with a complete payment gateway
There may be other advantages but those are the most common ...
@Magic
EDIT ; Added more advantages .