How much is a Mustang 5.0 turbo kit?

I know all-electric cars are still relatively new technology, but what about other electrical components in cars? What was the first car with electrical lights?

My mother is turning 80 next month. While she’s still with it physically and mentally, her vision has declined in the past few years. I want to make sure she’s safe, but I don’t want her to lose her driving privileges. Do states make you retake a driving test at 80?

I think I’d like to work as an insurance agent. What’s the best way to get my license to sell car insurance?