It lets you get a fare estimate and it lets you avoid having to spell out the destination address to the driver, so it's easier on both of you. This is especia

It lets you get a fare estimate and it lets you avoid having to spell out the destination address to the driver, so it's easier on both of you. This is especially true when the address contains difficult or uncommon words like Sycamore or Cheswycke, which I'm pretty sure I'd screw up writing, and I'd guess that others would as well.