nursing in washington?

Hiya,

I'm a uk nursing student hoping to move to the usa in a couple of years - washington being an area of intereset. Could you please give me some info on the following?

-opportunities for nursing, my areas of interest are emergency & trauma, critical care,renal or cardiac (adult) or rare disorders & learning disabilties (childrens nursing)

-wages and living expenses in washington, how much are houses?

-best university post-grad courses?

Thanks :redpinkhe

Leanne