PracticeThe Casework CycleOne scored question.A source appears who supplies exactly the evidence needed to close the case, and nothing that complicates it. What does the deception check ask first?Whether an adversary has motive, opportunity and meansWhether other sources have said anything similar previouslyWhether the source will agree to be named in the published findingWhether the evidence can be published without legal exposureKeys 1 to 4Tested in Deception, Convenience, and the Too-Good Source