the instructor of the instructors. i do the master level trainer where i do the instructor course so the instructors can go out and teach other trainers. >> let me try to keep this chronological and identify what certifications you got along the way. you were speaking to us about your initial law enforcement career beginning with riviera beach. >> yes, sir. >> what else did you learn or what other proficiencies did you acquire during that work? >> while there, like i said, i became a tactic instructor. i gained certification to teach open hand control techniques. striking, blocking, take down, arm locks, things like that. i also became an instructor for pepper sprays. pepper spray, again, just similar to impact weapons has a basic operator certification course and i went to the trainer's course to teach the basic course. that course involves proper deployment, target areasforth.