The ability to detect fake smiles can improve romantic relationships and help avoid toxic individuals.

“if you can see that it'll help you so much in the Romantic realm and then it'll help you get away from those toxic people that are continually faking interest in you because a narcissist a toxic person thrives by deceiving you with a Charming alluring front that makes you come into their world then they can hurt you then they can do something to you right then they have you in in in their in their you know in their trap right so being able to see that they're not genuinely interested in you that they're faking it will help you avoid very toxic relationships”