1) How does the training policy/process work? How much time do they give you? 2) What to wear? 3) How hard is the job physically? ..compare it to something, for example a marathon. I will be a loader. Note: I'm 6'1, weigh about 280lbs. I lift heavy weights on a regular basis. I'm not active, active. But im not a couch potato 4) I was told I can earn an extra dollar per hr for passing a zip codes test, how difficult is it? Thanks!