How to improve jumping Skills?

Hey Guys,
I just Registered in here.
It seems useful to me...
I want to ask PRo jumpers:
How can I improve my jumping skills?

How much I got?! :P I can do a lots of jumps in NUKe, Inferno, DD2 'n Other maps...

I want to do more n much better. Better longjumping.Bhoping n other stuff, Plus have my shooting still! :D

So help me plz.

- Just practice and practice ! ;)

Thats all ! :d