#1 Get really excited over the fact that you will now be able to communicate with your high school girlfriends in person, rather than through the filter of iMessage. Not that you don’t love waking up to 93+messages before 8:00 AM via group text.   #2 Take them to Cha3 in the Mission, feed them tapas and sangria, and then make them play weird drinking games with your SF friends at Latin America Club while drinking lethal margaritas.   #3 The next morning, take them to Napa. Specifically, rent a car, stop into Oakville Grocery for sandwiches on the way, drive to Cakebread Cellars for a tour/tasting (try to avoid turning green after taking a few sniffs as a result of the previous night’s debauchery), and then to William Hill…