The Royal Mail complaints page [personal.help.royalmail.com
], once you manage to reach it, offers you two "Email Us" options:
1) "Send a message now" -- ie complete a web form. "We aim to reply within 3 working days"
2) "Alternatively, you can contact us at email@example.com
We aim to answer emails sent to this address within 10 working days."
Edited 1 time(s). Last edit was july 16, 07:51pm by ianr.