say...your gross monthly salary is 4k qr. you can find bedspace between 400-600 qr/month(additionals: 50qr for the internet and approximately another 40 riyals for the electricity and water).for the food( reserve at least 600 qr). be careful with your fonecalls back home,as well as taking the taxis,otherwise...they will cut "big" with your budget. i specially suggest that you rather take the bus as often as possible... welcome to qatar. its a relatively clean,peaceful and orderly place to live at(these things i assure you).