Bordeaux 2010 En Primeur coverage from Decanter.com

En primeur and wine futures for beginners: fine wine investment guide

If you're new to Bordeaux en primeur, here's Decanter's guide to understanding the basics of wine futures and fine wine investment

Bordeaux 2010 en primeur investment guide

If you plan to sell the wine on for profit, there are other costs to
consider. If you sell to an auction house, you will have to pay a
seller's premium. Remember also that consumers buy at retail and sell at
wholesale prices. The difference when selling to an auctioneer or
broker can amount to as much as 25%.