Need help for for PvP and Arenas

Alright so i've been playing WoW for about 2 months now and i've got a rogue and a dk i'm currently gearing my dk for arenas atm but i'm struggling with knowing what to use on my dk and stuff i want to get fairly decent at PvP because a couple of my mates in real life do a lot of arenas but they are really high rated so yeah if anyone is pretty good at pvp and can help me thanks, i also got the arena pass to practise too lol

Ah sorry i put for for lmao, can a mod change it too "Need help for PvP and Arenas"

@Squires

What spec are you planning on PvPing with? There is also a website called www.arenajunkies.com/ that website is awesome for people who are new to PvP

frost, and i'll check that site out thanks