Single base stunts are allowed. When the single base stunt is occurring at prep level or above, the spotter must be in place the entire time. They may have contact of the toe or the ankle of the flyer. If the flyer is being released, it is only allowed in level five.
floor and the spotter must be there the entire time. Here the spotter may be on the side or the back. They are also allowed to move from the side to the back during the stunt.
That same spotter must remain with that flyer and base the entire time.