Here is a great resource to highlight 19.11 features specific to the Patrons and Circulation modules in Koha.
Set up Koha to make recently-returned items show a shelving location of "shelving cart" for a period of time
A claims returned feature comes to Koha 19.11.
Jessie and Kelly reveal a system preference that may change your workflow!
Jessie and Kelly show some searching tips on the Koha Staff Client!
A new button on the patron checkout screen in 19.05 will help the circulation desk.