How might data be collected for this target response?easier and more doable data collection such as using clicker or just a checkmark which is simple and easy for staff to do with the least response effort.
Identify several interventions that might help improve response rates. Place them in order with the least-restrictive at the top so that the interventions may be introduced systematically, adding more restrictive / less favorable interventions after the outcomes of less restrictive options have been measured.

considering more reinforcement for staff who collect data. More training on data collection procedure and importance of collecting data.