Phase 3: Variability. Vocal Cue Variable Shot Trajectory. jdibarto12 Target Practice 🎯. #Hoopstudy Shooting Workshop almost sold out! 3 spots left. Text Cassels at 551.222.5046 to secure your spot. This is part of our variable shot trajectory series. Here we use vocal cues to either go glass or no glass. “1” is glass. “2” is no glass. Fun and challenging segment. Can’t miss 2 on a row or you start over. Make 10. Try it out!