Monica's hands change position from holding her necklace to being empty when the camera angle changes.
At 33:05, Rockford and Coop are having coffee on the patio of a restaurant. Jim starts reading the newspaper article. The camera shifts to the newspaper which says, "misappropriation of funds intended for use by the Maryvale Orphanage and Funding Home". Jim reads the orphanage name as "Stonehill Orphanage and Foundling Home".
In the scene at the newspaper office, the sign for the radio station indicates FM 71.1 - this is impossible as the lowest frequency for an FM station is 87.5
During the opening title sequence the phone seen at the newspaper office has that same number 311 555-2368 seen on Rockford's phone and many others since day 1.
When Augie and his brother-in-law tail Jim from his trailer the top of the camera, a boom mic, and male crew member are visible in the reflection of the car's windows as it speeds off.
Augie fires three consecutive rounds from a double barreled shotgun.