Point at the dancer to whose spot you are going, or make
eye-contact with that dancer.
That dancer should also point or look at you.
Such teamwork increases the success rate of this call. EN: 100
Dancers often say "Ding-Ding" as the Trailers move past each other
("Ding-Ding" is the sound made by two streetcars ringing
their bells as they pass). EN: 125