~snip~
I honestly believe that in stadiums law enforcement will be much more lenient than on the streets.
The world will all be looking at what happens on the pitch and in the stands, I'm sure Qatar, despite their conservatism, will not want to make a bad impression on the world.
However, I believe that the law will be strictly enforced on the streets and commercial establishments, so tourists will need to control themselves so they don't commit any bullshit that they may regret later.

A Mexican woman reported an assault in Qatar. She faces jail, 100 lashes.
"Although I had the forensic evidence of the beatings and everything, they believed him," Paola Schietekat said about the incident, which has made international headlines.