Paytm wallet upgrade is totally bullshit.if ur monthly use is above 10000 rs you have to upgrade ur paytm wallet.i have bought a camera from paytm and they are not crediting my cash back and saying and an agent will come to pick ur id and residence proof yhen ur paytm wallet will be upgrade but no has came yet and they are not replying from last 5 days.paytm have dont even call centre and one no. they have whenevr I call on it says the called no. is busy.i cant understand their way of marketing.