[scott00]

Greater flexibility in hours and reduced scrutiny of immigration status are two reasons I can think of someone may knowingly prefer a lower than minimum wage job driving for Uber than making minimum wage at, say, a fast food restaurant.

[Consultant32452]

This is one I hadn't considered being such a big deal. Some people/cultures have a hard time coping with strict start and stop times of traditional jobs. You can literally work any random time as an Uber driver.