I've never stated that giffgaff never achieve next day delivery, but I do question the accuracy and relevance of the figure.
My own experience has been the delivery of the SIMs typically 3 working days from order, which to me was not a problem - I was quite happy with that.
However there are frequent complaints in H&S about late delivery of SIMs, where the member is informed the next day delivery, which they have been led to expect, applies only to phones and that SIMs take 3 - 4 days - as per my experience coincidentally!
Typically they are further advised if a SIM is required quickly to buy one from a shop.
So by giffgaff stating anyone ordering a SIM can almost certainly expect to receive it the next day, when it doesn't arrive members feel let down.
On the other hand if they were given to expect to receive it in 3 - 4 working days, most would find this perfectly acceptable, and indeed then be impressed if it arrived earlier.
Just my thoughts on the subject.
So making this c