Visiting PCLinuxOS Forum has been one of my hobbies. It updates my linux computing skills by providing me with the most practical solutions. Here is a list of some important tips and tricks directly from PCLinuxOS Forum.

How to increase boot speed and overall performance?

• Add more RAM to your system. If you are using PCLinuxOS 2007 or 2008, it’s suggested that you should use more than 512 MB RAM. Configure your system to use more RAM and less or no swap.
  
• Check your hardware if your system have right kind of drivers installed. For example, if you have Intel GMA 965 graphics card and your system boots to a vesa driver the you will have disappointing graphics performance.
  
• Customize runlevels as per your computing needs. If you are using internet via cable and always booting to a multiuser graphical environment then you should disable all the runlevels except 0, 5 and 6 (as per pclinuxos settings).
  
• Remove unnecessary gettys

How to improve video playback quality?

More Here