I have never signed up on any dating site, never signed up using facebook or standalone login.
I am wondering if Facebook sold my data? The reason I feel this way is because how do they know my place of work and that someone at the same place has a crush on me without me signing up for the app?
[1] https://itunes.apple.com/us/app/sway-your-new-dating-app-aka/id737328371?mt=8