Best DIY tweak?


What is the best inexpensive tweak, you've discovered?
rdylan
One of the stranger tweaks is to make sure all media is stored vertically, this includes CDs, LPs, books and video cassettes. Makes a nice improvement, esp. if you have a lot of CDs, etc. (This tweak courtesy of PWB Electronics.

~ Cheerio
I'm SHOCKED!!! nobody has tried my teflon tape tweak.... A good place to start is on all three prongs of your AC plug on your power conditioner...try it and your see what I'm talking about...........
Hifisoundguy,
I tried your tweak with my RF cable to my cable box .
Sorry, no change, no improvement.