The problem with this informal version is exactly that: the formality of the wedding invitations should match the formality of the wedding. So here are new and modern solutions for how to address your wedding invitations. How to Address Wedding Invitations. Your big day is approaching. You've got to find a way to get these invitations in the hands of guests all over the place, but you can't figure out how to address them. While the etiquette seems. Opening a wedding invitation is unlike opening any other piece of mail. Much care goes into addressing both the inner and outer envelopes. Several enclosures usually accompany the invitation itself, and there is a thoughtful order to how they are placed inside the outer envelope, and even a few things to think about when you stamp and mail them. Learn the etiquette for how to address wedding invitations for your special day. Filter by married, unmarried, and single guests to find what the right thing to say is. How To Address Wedding Invitations. Traditional wedding invitations often come with an inner envelope and an outer envelope. You might be wondering what each envelope is for. Here we've explained the purpose of each envelope and a few examples of how to address them. We take our weddings–and our wedding etiquette–seriously. When it comes to formal wedding invitations, understanding the appropriate titles and abbreviations is nothing short of a huge headache. As if planning your entire dream wedding is not hard enough. It’s easy to be intimidated by the formal rules of how to appropriately address your wedding invitations. At this point in your wedding planning journey, you may have registered for all the gifts and finalized the guest list, but learning how to address wedding invitations is one of the most crucial tasks you’ll complete in the months leading up to your “I dos.” How to Address Wedding Invitations. Check out our guide to addressing wedding invitation envelopes correctly—according to etiquette. by Amanda Black. Luminaire Foto. Determining the appropriate way to address your wedding invitation envelopes can be a tricky process. Figuring out how to address wedding invitations seems like it should be a straight-forward process, but once you’re in the thick of it, plenty of questions pop up. Should you write “and guest” if you don’t want your cousin to bring a totally random date? Is it proper to put “Third Avenue”, or will “3 rd Ave” do? How to Address Wedding Invitations on Envelopes Ace your wedding invitation envelopes with our easy-to-follow guide. written by. Heather Lee and Jaimie Mackey. Updated Aug 24, 2017.