Do you think wearing on-body cameras on duty should be mandatory?
Flaws in a warrant that are so obvious you should have recognized them can doom your search and seizure and eliminate the usual "good faith" protection.
Nothing focuses the mind during a search warrant like discovering a diamondback rattlesnake in a dresser drawer.
The detective rapped on the front door. Then three seconds later, instead of waiting for a resident to answer, one of the officers on his team kicked in the door. They had expected to find a meth lab in the apartment, but the man and woman they'd awakened in the middle of the night and handcuffed had committed no crimes. The officers had raided the wrong apartment.
Whether you work for a metropolitan police department with thousands of officers or small-town agency with only a handful of personel, an incident requiring the response of a special weapons team can happen in your town. How prepared are you and your agency?