Crossword clues for Letters of invitation 4 letters:RSVPLetters to answer one's inviting letter?BYOBInformal invitation lettersRSVPInvite lettersRSVPInviting letters?RSVPInvitation lettersBYOBInvite lettersRSVPPlease reply invitation lettersRSVPInvitation letters or CBC radio showRSVPWedding invitation lettersBYOBParty invite lettersBYOBInvitation letters, perhapsRSVPLetters on invitationsRSVPLetters of invitation?BYOBLetters of invitationBYOBInvitation reminder lettersBYOBLetters on some invitationsBYOBLetters on an invitationRSVPLetters on an invitationRSVPLetter on an invitation.BYOBLetters on a party invitationRSVPLetters on a wedding invitation.TGIFLetters on a happy hour invitation, maybeBBQSummer party invitation lettersBBQSummer invitation lettersBYOParty invitation lettersBYOInvitation lettersRSVPSLetters on invitationsHOWCANIREFUSENatural response to a free trip invitation (... first 2 letters + last 3)SENDSEGRETS*Declines an invitation, formally (... the missing letter in this answer, plus ...)BYOLetters on a party invitationONETWOTHREEKICKClassic Xavier Cugat song ... or a hint to the invitation in the circled lettersFRIENDREQUESTFacebook invite ... to which the circled letters respond