Go out with a camera around your neck - you will be robbed.
Show more than 1 $1 bill at a time, you will be robbed/ scammed.
Go out with jewellry on, you will be robbed.
In fact - look anything like a tourist - you will be robbed / scammed or scammed and robbed.
You will be offered "official" guides - they will scam you.
You will be offered "official" taxi's - see above.
Valuables left in your hotel room - will be stolen.
Valuables left in the hotel safe - see above.
"The most dangerous part of air travel, is the drive to / from the airport"... In this case, it's true..
Im'e sorry if this is negative, but it's true...
R