I wanted to know whether i can activate it according to my needs and deactivate it so....with not much time lag..like today i wanted to use it..i sms and start the service and 15 buks gets deducted and i can use it right now.....than deactivate it in night....than again activate it whenever i need it and so on.....i mean use it fully according to my needs and not to depend on cc as they suk big time