Royal Mail workers have begun a walkout consisting of 19 days of strikes threatening services over the next two months.
Members of the Communication Workers Union (CWU) are continuing to take industrial action over a dispute over pay and working conditions. Further strikes could potentially disrupt the post over Black Friday and in the run-up to Christmas.
Halted negotiations means further strike days in December could be announced, the i has reported. Read on for a roundup of the various strike days, how services will be hit by the action, and what the Royal Mail advises households to do.