A copy of email to Airtel:
I have got a DataCard with GPRS plan of 599 which allows 500MB quota. Before 10 days GPRS showed Not OK & I wasn't able to connect. Helpline told that its due to upgrade activities. I waited for 2 days & called again to know my bill has exceeded credit limit & card is blocked. I couldn't connect for more than a week.
When I...
