By Lesley Quinn Acronyms are everywhere. LOL, AWOL, CSI, BFF, all the major sports leagues use them as do most major news stations. They are used in all walks of life and the wine industry certainly isn’t immune to the convenience of shortening a term. The problem arises when you have no idea what those letters actually stand for, so lets get one thing straight right off the bat, GSM stands for a blend of the following three grapes: Grenache, Syrah, and Mourvèdre. A wine blend is like a dinner entrée. It’s rare we eat a single thing all alone. […]