Any help with getting a reference number for the guide to come tomorrow. To fit a new nest power bank in to my house would be really useful.I can't get hold Any help with getting a reference number for the guide to come tomorrow. To fit a new nest power bank in to my house would be really useful. I can't get harders of customer services so I'm not quite sure how can I can get the reference number? Thank you.s of customer services so i'm not quite sure how can I can get the reference number?Thank you
