If you are an existing client of mine then there is a good chance you are using Norton Systemworks. A quick tip for you on keeping things running at peak performance...
When you get up from using the computer and you know you are going to be away for a few hours, start Norton Systemworks' Speed Disk. Even though this is on a schedule, by choosing to "optimize now" will optimize more then it will in the scheduled mode, since this has been set up to optimize only if more then 10% fragmented.
If you are not sure what I am talking about and you haven't visited my TIPS then please do and of course always know that I am a key click away by email!