1. First, we download brushes from wherever you want, for example, from here:D(do not bother with that now)
2.Now, you open Photoshop (I guess you know how to do that:D)
3.In right corner, the top one, there are Brushes, Tool Presents, and Layer cromps bookmark like things
see here
4.Now you click on the Brushes one (then on the little arrow next to the word brushes).
5.Something like this should open up
see here
6.Commong window like this should pop up:
see here
7.You click twice on the name of brush set, like on picture above. Of course, some brushes are in zip folder, so make sure you unzipe them before installing.
8.Cool, you´re done:DIf you have some questions, ask in guest book or shout