We are in Argentina, don't worry about it.
There is no 6 months legal rent, I am Argentine, be careful because not everyone is honest and some people see tourists and see money, chantas hay en todos lados...
Hi, you should ask about impuesto a la ganancia if you get paid more than 4000 net, to turn your salary from gross to net you need to deduct around 17%. Sorry if I made some grammar mistake, I am Argentine, not English. Another thing I would ask is if the contract states your salary in dollars...