Aside from crashed hardware, a virus problem, or an obsolete processor there are three primary causes for a slow computer: low memory, a poor video card, or a topped out hard drive. If you are facing insufficiency in any of these three key hardware components, then system optimizing and registry-cleaning software will be ineffective. In these matters, the knowledge of a local computer upgrade services company becomes indispensable. Now if the processor is too old, do not even try to save the machine. There are too many full featured, inexpensive, used systems available. But for a music collector or a video junkie, even a very recently manufactured computer can exhaust the available space of a factory default hard drive. When this happens, the system slows to a crawl and sometimes comes to a complete stop. Call a local computer upgrade services company, and consider the time saving value of a maximum upgrade. Now days, a little money can buy much hard drive space. When it comes to transferring your current hard drive contents to a new drive, your local computer upgrade service company will have the experience and the disk-imaging software that is necessary to make quick work of any computer upgrades you may need. As to video adapters, herein lies one of the most under addressed computer slowdown issues in the industry. Windows is a graphic operating system. Video cards are the corner stone of computer visuals. Since the majority of computer processing time is centered upon the construction of images and visual detail, a top line video adapter should be foremost in your maximum upgrade plans.