How to use brushes in Paintshoppro X3 (and higher):
Download here this text as notepadfile (rightclick, save target as)
Unzip the brushfiles you have download an want to use.
Open the Window explorer and open Programfiles.
There you will see a map called: PaintShop ProX3, click on it to open the program.
Click on PSPClassic and open the map "Corel_01" and copy all the brushfiles into this map.
Close PaintShop Pro map and programfiles map and leave Window explorer.
Click on the PSPx3 link on your computer. The new brushes are ready to use.