Im looking to make mine like The website paypal but much safer. I plan to make income but I can't figure out how to incorperate it.

How to Incorporate a Company

or google for other links.

Yes you can use Bravenet hosting for business purposes.

Considering the number of posts you are making I would suggest spending some time with a good book about the internet. Check out the "For Dummies" series, they give an excellent background on a number of topics.