Unfortunately it is missing one option for us. If you use 'Flexible Requesting Allowed' in the Time Type then both split and concurrent collision resolution don't work. We have already been using this FLEX option for years because there are too many ...

Manage data > Time Type > field: Flexible Requesting Allowed : YESNow you can select how many hours leave you want as an employee.However collision won't work if you use this now: manage data > Time Management Collision Resolution