If you want to control a pc remotely with RDP you may find that RDP is disabled, all is not lost. Here is a guide on how enable RDP remoteley when it is not enabled.
If you have a service that is left over from and unwanted application install sometimes it will not gracefully remove. we can however remove the service with a registry edit. Here is how.
If you have a lot of profiles on your desktops and they are taking up space then follow this guide on how to delete your local profiles on your pc.How to Delete Local Profiles In Windows XP ,vista and windows 7