We do not guarantee 100% SMS sending for the following scenario:
✓ If the phones number given is an invalid number.
(Your credit will be deducted. The TELCO company will charge and will not responsible for any failure due to invalid number.)
✓ If the phone is switched off.
(Our system will try to send for 3 times. If the message cannot be successfully send out, 1 credit will be deducted from your account.)