Earlier quoted context omitted.
Not just "What can you do for me", but "We'd never consider you for a HQ in a million years, but by all means give us a bunch of business intelligence gathered on your own dime we can use to site fulfillment warehouses..."
Curious, what kind of data would these public entities have that Amazon wouldn't already ?
A good portion of all of that is stuff Amazon could compile, but they got cities across the country to donate probably tens of thousands of hours of taxpayer salaries to do it instead.
The nature of special incentives each proposal offered - custom ones for Amazon-only, or unusual ones - will also have told them which cities they've got extra leverage over if they come offering a smaller project like a distribution center.
https://www.citylab.com/life/2017/11/the-extreme-amazon-bidd...
> The most jarring incentive reportedly comes out of Chicago, which, under state law, could redirect between 50 and 100 percent of the income taxes incurred by Amazon employees right back to Amazon.