[pbhjpbhj]

Staffing, stock-control, low margins, ...

A locker system is a little like a store - a store that stocks everything [that fits in to the locker] has no warehousing costs and very little staffing overhead, that's accessible 24-7 52 weeks a year, that allows for pseudo-anonymous shopping.

The last miles are hugely costly and certainly within a city it seems a priori that the optimal method of delivery is to require me to shift my arse and pick the stuff up from a mile or two away.