Related: What the "M" on Response Cards Stands for and More RSVP Etiquette Everyone Should Know If you expressly gave a deadline for RSVPs and you’re still missing some responses, allow the ...

If the couple followed the traditional route by mailing their invitations, their suite will also include a paper RSVP card, ...

Our RSVP deadline has passed and you unfortunately ... she reiterated the necessity of the cards for couples needing to finalize key aspects of their wedding by a certain deadline.