It heavily depends on your residence, citizenship and source of funds. No general answer exists.what documents will they take and shove up their ***
Be advised that they will ask a remarkable number of questions anyway, especially if your account does not have a long history.without asking many questions?
It depends on the sum on your payslip. If you have something like 5k per month there then it is really hard to believe that it can produce 50k per month turnoveri want to increase my limits to 50k per month but aparently a work contract isnt enough