I'm not sure that's a thing - PPL holders are supposed to be able to demonstrate flapless, partial power and glide (no power) approaches; plus low-level navigat

I'm not sure that's a thing - PPL holders are supposed to be able to demonstrate flapless, partial power and glide (no power) approaches; plus low-level navigation. CPLs do more advanced (harder) versions of the same - it's part of most training curriculums and is tested on during exams.