bitorrent

well i just downloaded the client and it looks hella lot complicated than limewire, but i was told it was very good and quick at downloading stuff, i downloaded the client but i'm not sure how to actually use it, a lil' help would be appreciated. *note i've stopped using caps constantly and...

I'm downloading something that's about 2 gigs off bitorrent, and its going to take 15 hours :S :S :S :S Can I stop the download, and resume it later? or will that maybe screw up the speed im getting and make it slower.. :\