Google maps tends to be better than most competing sources though. E.g. if you try to figure out the boundaries between Riverdale, Kingsbridge, Spuyten Duyvil, and Fieldston, Wikipedia just throws up its hands. But Google maps really gives the most sensible definitions down to the block, even though they’re highly irregular shapes.
Knowing all the commercial districts is a huge advantage for them. I’m betting they can see how often people who live in each block spend in each commercial district, as well as what all the buildings and shops are named.
Knowing all the commercial districts is a huge advantage for them. I’m betting they can see how often people who live in each block spend in each commercial district, as well as what all the buildings and shops are named.