When members request a number port, they receive a message to say "Once we receive your request, we will reply back to arrange your mobile number transfer and confirm your transfer date".
This confirmation never seems to arrive, and members are left wondering whether their port will go ahead or not. It would save a lot of confusion if the giffgaff message didn't promise to send confirmation. Why not just say "Thanks for your request. Your number transfer will go ahead on the day you chose. During the process your phone service will be erratic and your balance and/or goodybag may disappear for a while but your account should be back to normal by the end of the day."
This should prevent many questions on the forum about whether their number port will happen or not. Some examples: