It nice to do building maintenance not to many people bother you
Yes, they do.
Shirt and trouser
Self-serving; cut-throat; step on others to get ahead.
Typical hours 9-5
Good and short
If you have certificate you don't need to prepare
90 days after 1 year probation
Grey t-shirt with logo and black relaxed pants but no jeans
Not exactly, the jobs could go on from 4-16 months.