In order to be able to collect the pine-cones, you must own the pine-wood. Pine-woods can either be public or private. If the pine-forest is privately owned, you have to reach an agreement with the owner to harvest the pine-nuts. When the pine-forest is publicly owned, you can access it through a public auction. In general, the public pine-forests are valued at a certain quantity and price. It is mainly undertaken at one's own risk. Professionals present their offer in a sealed envelope with the amount they deem fit. The person granted the concession is the highest bidder.