Actually, it is their problem. Service is deemed within a statutory period. See Pepipoo for more details and check facts before attempting to contradict someone.
Only trying to help.
You missed my point though my fault in the wording. There is a allowance of Postal Lag as long as they issued it with the expectancy of it arriving within that time.
Unless I've completely misread it. And apologies for the poor wording/aggressiveness
