Make your special day An Affair of the Heart by expressing it with beautiful invitations. Wedding Invitations are a special way to reflect what your wedding day is all about. Is it traditional? Classic? Simple? A destination wedding? An Affair of the Heart has a wide variety of wedding invitations to choose from. All on-line orders and in-store orders receive a 15% discount on your invitation order. Some restrictions apply to Carlson Craft. Choose from Carlson Craft and Birchcraft invitations.