I think that your milkman is really good at doing what the older generation delivery people did, Mrs B!
Compost is difficult to get if you don't drive etc, but selling the stuff as you bought it is a godsend for many, so well done you!
We used to have a dairy a few yards away, and they always sold bread, butter etc, so nobody ever starved!
He deserves a good Ch******s box - or maybe a wrestle..;0)