Factual error: Myra's pet "chameleon" is some other type of lizard, not a chameleon.
Continuity mistake: After stealing the car, you can see Mr. Goames amend the Almanac for auto theft from $226,530 to $226,531, but in future shots, no amendment is visible.
Question: Mr. Partridge's new job does not start until next month, and they will not receive the insurance pay-out until Mrs. Partridge has been missing for seven years. But Mrs. Partridge says the landlord will evict them on Monday if the rent is not paid. So how does Mr. Partridge stay in the house? And how can they afford to get a secret apartment and new glasses for Mrs. Partridge?