To allow add-on domains requires you to either purchase a new virtual hosting package or sign up for a reseller account where you can host as many domains as will fit into the plan you purchase.
A little late but Happy 4th to all.
My wife and I took in the fireworks display on Sunday night. They seem to always do them on the 3rd here for some reason.
Well, if all you are going to have is a blog, then the public_html folder makes perfect sense. But if you want to install other software like a gallery, forum or even a regular web site then I agree a folder makes perfect sense.