Return of Reckoning

im having a hard time putting up good numbers on my shaman, i see a lot of shamans doing very well with same kind of gear, what rotation should i use on focused targets? and whats an effective way of healing?

going to start a new char during this double weekend, but im between both classes ><
which one is more usefull?

tty for the tips guys!

what spec is nice at low level to gank people? or should i run with wb or group at beggining? also whats a good renown choice?

ty guys! what talismans should i aim? armor?

which ones should i choose for healing shaman?