Fenton P. Smith and Gerald Grubbs, the Determined Detectives, investigate a case of construction bidding which has made Fenton's mother look like she's being disloyal to her firm
This late-1980s chapter book is funny and cute, and it ends with the main character's mother resolving to learn how to use a computer. The obsolete office supply references throughout the book would mystify a modern child, but I enjoyed the silly corporate espionage mystery.