Ensure that you have sufficient credit available on your prepay mobile before initiating the transfer. You can transfer between Rs 20 and Rs 1,000 per month.
Send T< space ><the mobile number you wish to credit><space><amount to be credited><space>0000 by SMS on 8500.
Say, you want to transfer Rs 50 to a friend whose mobile number is 5750 XXXX, then send the following by SMS on 8500.
T <space> 5750 XXXX <space> 50 <space> 0000