Getting most paperwork(Drivers Lic) is do-able, it just takes time because the Govt agencies are not customer friendly. They are not well organized.

Prohibited items are liquor, pork, porn, and that is about it.

Make sure on your housing, finding a place to live is very very hard. Cost of living in Qatar has gone up 15% in last 2 years so it is not a great place to work if you don't have a good salary locked in.