People love sharing on their social networks, to a fault.

When PCWorld recently posted a to make the recent issue of employers snooping through prospective employees’ Facebook accounts a non-issue at the idea of having to edit or curate social media posts for the eyes of others.

But here’s the reality: You don’t know who is lurking out there, so be careful.

How would you like it if some strange man was able to determine the location of your daughter, sister, wife or mother, then go to where she is and, armed with her personal information as well as likes and dislikes, was able to initiate a conversation?

Since Cult of Mac’s story posted, Foursquare has put the ax to the the app’s API access to its data, effectively rendering the app useless.