Foursquare, but not with parking lot data, to my knowledge: https://www.cbinsights.com/research/alternative-data-future-of-investing/ https://www.cbinsights.co

Foursquare, but not with parking lot data, to my knowledge: https://www.cbinsights.com/research/alternative-data-future-of-investing/ https://www.cbinsights.com/research/alternative-data-future-... Satellite image companies sell this type of alternative data to buyers: https://newsroom.haas.berkeley.edu/how-hedge-funds-use-satellite-images-to-beat-wall-street-and-main-street/ https://newsroom.haas.berkeley.edu/how-hedge-funds-use-satel... https://www.theatlantic.com/magazine/archive/2019/05/stock-value-satellite-images-investing/586009/ https://www.theatlantic.com/magazine/archive/2019/05/stock-v... Some of the vendors are RS Metrics, Descartes Labs and Orbital Insight.