There's a time and place for sass -- but when it becomes disrespectful, you need to know how to respond. Marriage and Family Therapist Kelly Hoffman stopped by to share her fool-proof formula.

I'm dealing with a lot of sass and talking-back with my 13-year-old daughter. Her dad and I are divorced. She is a really sweet and intelligent kid, but her dad lets her behave this way at his house, ...

Opinions expressed by Entrepreneur contributors are their own. In a world dominated by conformity, it’s time to unleash your inner maverick and revolutionize business etiquette. Say goodbye to rigid ...