There are close-up cut shots to Mike Brady and Bobby Brady unbuckling their seat belts before getting out of the family car. This was to promote new seat belt safety laws then being enacted throughout the U.S.
Adjusting for inflation, $42.76 in 1970 is worth $306.32 in 2021.
The title can refer to the 1794 William Blake poem "The Tyger," which famously opens "Tyger Tyger burning bright," or to the 1893 short story "Tiger! Tiger!" by Rudyard Kipling, a sequel to "Mowgli's Brothers."
When Mike and Bobby find Tiger, there's a clear shot of their car's license plate. Although the state's name is not visible, it's a California plate from that era, with a dark sky blue background and raised gold characters. Its number: 746 AEH.