LeahLovely, check out the 2 sites below, all the info you need is there. Please remember sometimes brushes will work only in a particular version of PS. Some brushes that work in Elements will not work in
PS v. 7, CS, CS2. Follow the directions, they are laid out real well and easy to follow. YOu can do it!
Install Photoshop Brushes
How to Add Photoshop Brushes