watch your money when you shop !
never give your money to fast !!!! specially when it is crowdy, they could claim that you didn't pay yet, so give them the money until you have your goods and the bill !!!!
they also like to give back to little or claim that you gave 500 rps instead of 1000 !! be carefull they know the tricks !!
Unique Suggestions: just start making a scene !!