To signal or cue a horse with the reins, what should you do? Answer for fun now or register and log in to compete and earn badges. You could start earning this badge: All-Star 10 Or this badge! 1. To signal or cue a horse with the reins, what should you do?flex wrists upflex your elbowflex wrists downflex your hand(s) Loading... Share this:ShareFacebookTwitterPinterestLinkedIn