Take note: "U15" ommit "A" You'll be receiving a msg from SMART: (You have entered an invalid keyword. Transaction not charged. Please verify the keyword and try again. RC:1100)
3. Then, Type UA15 send to 4445.
4. Feedback.
Note: meron nang nakapagpatunay kaso taga-ibang channel haha. nakuha ko lang to sa malapit na kaibigan try nalang, kung ayaw feedback padin.