So far my favorite Fedora tip is to edit /etc/inittab to start up in the classic console mode.
there is a line that by default reads:
Change that to read:
and you get the console boot and normal verbose boot screen scrolling up.
I am unsure if you are asking how to GET verbose or get rid of it, but that might be a good place to check either way.
7 Overclocked computers
2 run Windows
Guess whats on the rest! ;)