On congested urban streets, America’s burgeoning ranks of rideshare drivers faced constant challenges in picking up and dropping off passengers. Consistently unable to find a legal space in which to wait, they frequently have to turn on their hazards and block entire traffic or bike lanes—or gamble on pulling aside to a nearby bus top, commercial loading zone, or fire hydrant, where they risk a hefty moving violation. Meanwhile, cyclists are left to swerve dangerously around the car and approaching passengers caught in the confusion.