This is kept for six months by law in the UK - so its there already.It would also make things easier for people in the forum and agents when it comes to figure where disappearing credit has gone (which seems to be asked quite often).
Ibiza I think it's just a matter of priorities and the auto-renewing goodybag system seems now to be getting of the ground. giffgaff have obviously come up against problems with this idea and need to concentrate on ideas that will draw in new customers, though this would be nice to have it's not a deal breaker for most people.
Yup - TELL US!!!!Tell us NOW!If not even sooner than that.