All smart prepaid users. Subscribe to this Smart plans promos.
Just key in FLEX15 and send to 6415. Registration valid for 5 days.

You can also do registration for SMART100 promo plan:
TALK100 send to 6400. Registration valid for 5 days for only 100 pesos.

Text to KEY TALK500 send to 6400
Registration valid for 30 days. you’ll need P500 load to become valid registration.

To be able to use this you have to call and dial *6400 plus 11 digit smart number.ex.,(*6400xxxxxxxxxxx). You must have consumable load 1.00 balance that must be maintained. Promo available to smart calls only.