Because you'd need to supplement the government largesse with a crack-dealing business. It's likely how she did it.
Then it's just a matter of time before her car is seized during a traffic stop as a drug money related vehicle.
I mean, if I had $12,000 in cash with me, on the way to buy a car at a swap meet, it may be confiscated.
Must be a drug dealer.
Her cash is in her car.