1. Many uses of scales, arpeggios
and approach notes 2.
Triadic Improvisation through chord progressions
3. Rhythmic interpretations: Latin, swing, rock, funk, etc. How to practice groove
4. Modal harmony and ways to improvise in modal situations (same
chord for extended period of time)
5.
Transposition of tunes
6. Ear
training exercises
7.
Using different intervals in improv.
8. Pentatonics, harmonic and melodic minor modes
and many more topics available.