If you search CPAN through CPAN search with PPM indications on the bottom of each page you will see if and where exists a PPM package for the module. Very handy, saved me a lot of time and effort.
CountZero
"If you have four groups working on a compiler, you'll get a 4-pass compiler." - Conway's Law
Comment on Re: perl -MCPAN on windows: Should I even try?