Teletalk Fun Pack : How to buy 20 MB @ 8 TK in 2G, 3G

For Youth 2G Package :
type D2 and send to 111

For Youth 3G Package :
type D18 and send to 111.

at 512Kbps speed,
SMS charge is FREE .
usage validity : 1 day.
To know the remaining data volume, type U and send to 111.