Haha, i don't think your guide helps.
that's like basic stuff.
if you want to reduce a lag TREMENDOUSLY
check out my thread , it's in my signature
I will clean your PC for you, all you need to do is follow my instructions in the first post.
The last person i helped, has a faster computer now
i deleted over 8Gigabytes of junk files that he didn't even know existed.
Check it out, then Thanks me, it'd be appreciated