Install Software ........$10 to $20 depending upon how many programs you want installed. Clean Hard Drive ( repartition , Format and reinstall Windows.....$25.00 Install new Hard Drive........$10.00 ( you furnish drive) Upgrade memory .........$10.00 (you furnish memory chips ) Clean and check out .....Let's talk Tutor up to 2 persons on operation of a Computer ......I'll talk about that too