If you own an SSD (Solid State Drive) you may want to look at this page;
http://www.ocztechnology.com/blog/?p=178That link will save you drive space and improve performance of your SSD.
Keep in mind the tweaks to do with Disable Drive Indexing / Disabling Pagefile or Reducing Size you must have at least
8GB of RAM or more. It is not recommended for users with under 8GB of RAM.
If you'd prefer more endurance from your drive than performance skip "Disable Drive Indexing" and leave it enabled.