Avoid these common pitfalls when replying to a wedding invitation. Peering into your mailbox and seeing a thick envelope ...

You’ve been invited to a wedding or other formal event and received ... or online and allow you to respond with one click.

Two months after the RSVP deadline, the couple texted her fiancé "saying 'can't wait to see you guys,' " implying they do in fact plan to attend the wedding. But the bride feels it's too late.