1) Showing up for "raids" = 1 DKP
2) Staying for the full raid = 2 DKP
3) Staying for a boss kill = 1 DKP
4) /nod = Varies
5) Kicking Imda from Teamspeak = 1 DKP
6) Showing up for guild events = 1 DKP

You can also lose DKP in many ways:

a) Leaving mid-raid = -1 DKP
b) Not using the word "penis" or "fuck" enough times = -5 DKP
c) Having an open mic on Teamspeak = - However the fuck many I feel like taking away
d) Bidding on an item = - Your bid
e) Not looting beasts to be skinned = -1 DKP per beast
f) Causing a fucking wipe = 50 fucking DKP minus