Make sure you get a copy of the 2022 Edition of the RYA Personal Watercraft Handbook (G35)
Most recent edition published 11.22 with lots of changes to the PWC section.
Click here to see Example PWC course program
Extra background info: PWC Terminology
Probably one of the biggest areas of issue during a PWC course is timings or keeping to time whilst also ensuring your students get enough time afloat and doing each activity to the relevant standard within the syllabus.