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Detective riddle

Detective Vance examined a threatening letter cut out from magazines. He noticed that every single vowel ('a', 'e', 'i', 'o', 'u') came from a gardening magazine, while every consonant came from a financial journal. What did this tell Vance about the sender?

About this riddle

Detective riddles are tiny mysteries. Look for the detail in the story that does not fit; it is usually the clue that solves the case.

Difficulty: Hard. More like this: Detective riddles with answers or try Truth & Lie Island for a different kind of puzzle.

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