Beth has traded in her sporty 2-seater Porsche we've seen in previous episodes for a convertible Mercedes Benz.
Jack Garner, the older brother of James Garner aka Jim Rockford, is seen as the Court Deputy at the 29:39 mark.
The store mentioned (Count-Co) where the Japanese import projector was purchased is a discount store for county, state and federal employees. There was an actual store called Fedco in the LA area that fits that description.
James Garner and Conchata Ferrell would work together again on My Fellow Americans (1996).