I'm a main heals holy priest who decided to give Shadow a try but I have no clue where to start on a rotation or priority. All you pros in wow help me out if you can.

My healing gear is more than sufficient and simulation craft claims I can do over 19k in the perfect situation.

Heres my armory:

http://us.battle.net/wow/en/character/Azgalor/Traumamedic/simple

Tips and Constructive criticism plz.