https://www.musical-u.com/learn/jazz-ear-startup-guide-five-master-tools/
Jazz improvisation is notoriously complicated – but it doesn’t need to be. To help you get started easily we’ve boiled it down to the core advice in five areas which you can think of as the “master tools” used by the experts in jazz improvisation. https://www.musical-u.com/learn/jazz-ear-startup-guide-five-master-tools/