Spare Rider
If you make your living as a driver, the number of people you take from place to place is positively correlated to the amount of money that you make. This man was ready to earn an extra buck.
On his sign, he has the name Alice – the person he’s supposed to pick up from the airport. Underneath that name, he’s written “random citizen,” inviting a second person to ride along with them. After all, he has to make a living!