In a world where infidelity has become an everyday reality, catching a cheater who deletes all evidence is a challenge many face. According to a study cited by the BBC, 75% of men and 68% of women ...

Suspecting a partner of cheating is a gut-wrenching feeling that leads many to seek professional help. But what exactly do private investigators do to catch a cheater? The reality may be surprising.

Add Yahoo as a preferred source to see more of our stories on Google. Apps and screenshots can catch cheaters in the act. Has that level of surveillance made dating safer? (Photo illustration: ...