Being prepared before walking into a car dealership, or before making any major purchases for that matter, not only helps you before you commit to a major expense, but it also helps the professional serve you better.
$2 bills have been getting printed since the 1800s, and there are tons that have been minted in the last 170 years or so that have significantly higher values.
While many of these jobs require a specific education and a lot of experience, there are a few that you might already have the qualifications for and not even know it.
Long before credit and or debit cards were a thing, these two Abilene restaurants were operating on a cash-only basis, and they're still doing it today.