13. They Constantly Mention Other People
Is your online boyfriend/girlfriend always bringing up their new female or male friend/colleague? This may be unpleasant and a reason to be concerned. They may be falling in love with this person without even being aware, or they may be cheating on you.
![21 Signs Your Online Boyfriend/Girlfriend is Cheating on You](https://imonkey-blog.imgix.net/blog/wp-content/uploads/2017/04/10070917/shutterstock_351777140-750x500.jpg?auto=fortmat&fit=clip&expires=1770595200&width=480&height=320)
Dean Drobot/Shutterstock.com