Your essential guide to the modern wedding Is it acceptable to invite my boss to my wedding? Can I tell my guests not to post pictures of my wedding online before I can? How do I ask my in-laws to help with wedding costs? How long do I have to write thank-you notes? Every bride has her own etiquette dilemma, from dealing with unhappy stepfamilies to a guest who posts a picture of the invitation on Facebook, advertising the wedding date and site to...