You’ve been invited to a fall wedding – what should you wear? Take your first cues from the invitation. Does it say “black tie” or “black tie optional”? If not, look at the time and location. Afternoon weddings and weddings at nontraditional locations are by nature more casual. Today Show Style Editor Bobbie Thomas recently offered advice for guests attending weddings this fall. The best thing about her advice? It doesn’t have to cost you a fortune.