"I discovered the book was about investigative procedure."

I wouldn't want to stand in the way of advanced investigative procedure.

I can't give you any information acquired during an interview or through investigative procedure.

Believe me, you missed nothing which would inform you about investigative procedure.

And we used very basic, routine investigative procedures in an attempt to do this.

They knew nothing about investigative procedure, or law enforcement jurisdiction.

You should be aware that the standard of investigative procedures and expertise varies greatly across the world.

This was done primarily through the toughened investigative procedures and the work requirement.

The ship's captain was interviewed as part of the investigative procedure.

But small sheriff's departments didn't rigidly follow things like standard investigative procedures.