[header] How to rsvp [title] Fill out the rsvp card that was sent with your wedding invitation. [step] Most wedding invitations include an rsvp card with a structured template. [substeps] For example, an rsvp card might begin with: " a favor of reply is requested by july 20 , 2014. 
" this is the cut-off date for responses. Always rsvp by this date, if not sooner.