1]If i'm to go for a post graduate school,please Which one will be perfect money wise,cheap school fees and all?

2] Is it possible for someone not to get a job?For a year in canada,I mean the 1year work permit.

3] Is it only office work,that will grant a foreign student an extended work permit?i mean,if after school,i decided to work for someone,Will getting any casual job,extend my work permit?

thanks and God bless.