Skrevet til købere, der overfører rigtige penge til forhandlere, de ikke har mødt. Hver vejledning beskriver, hvad papirerne skal indeholde, hvordan oplysningspligten ser ud, og hvor risikoen egentlig ligger.
A fine loose stone crosses borders in a parcel the size of a paperback, and it does so safely thousands of times a week. The machinery behind that, specialist couriers, cargo insurance and customs brokerage, is mature and deliberately dull.
The loose stone trade still runs on bank wires between people who have often never met.