Developing your horse’s rideability at the canter is paramount whether you’re a dressage rider, hunter/jumper or eventer. One of the most elementary factors to develop in the gait is adjustability of stride length, and I love using canter poles to do this.
Again, this is a great exercise for dressage horses and jumping horses alike, and will teach rhythm, encourage self-carriage, and aid in the ability to adjust stride length. Check it out: