This came out of Yelp's acquisition of Turnstyle: https://www.crunchbase.com/organization/turnstyle-analytics https://www.crunchbase.com/organization/turnstyle

This came out of Yelp's acquisition of Turnstyle: https://www.crunchbase.com/organization/turnstyle-analytics https://www.crunchbase.com/organization/turnstyle-analytics