If you're in the US and meet the income requirements, you should be able to apply the Used Clean Vehicle Credit to drop the price by $4k.
$18k for a used vehicle in 2024 isn't doing too bad.
And specifically for Hertz, used EV prices ended up hurting them a lot here. Tesla's price cuts combined with how fast EVs depreciate over the first couple years impacted their ability to re-coup the cost of the vehicles leading to this.