Unless you're a stylist or a debutante, the chances that you have oodles of pretty semi-formal dresses just hanging around your closet are slim to none. Work clothes, check. Weekend garb, yep. Going-out frocks, of course.Wedding-appropriate dresses, however, come with a completely different set of rules. We've learned that your best bet, when shopping for the season ahead, is to keep the venue in mind before getting your heart set on any particular outfit. And, with wedding invites arriving more frequently than credit card bills, around this time of year, we thought we'd do you a solid and match some truly stellar dresses with some of the most-visited reception sites on our summer agenda. Basically, we're helping you RSVP with a little more confidence in your wardrobe. So, click through and learn how you can be the best-dressed guest at all of this summer's weddings.