This document provides 6 tips for understanding why teenage sons lie and how to address it. The tips are: 1) explain the risks of lying so they understand the consequences; 2) discuss how lying makes others feel emotionally; 3) get to the root of why they lied and discuss better choices; 4) set clear boundaries that lying won't be tolerated; 5) restore trust by giving them a chance to be honest; and 6) lead by example with honesty even though you can't control their choices. The overall message is that lying often stems from a desire for independence or fear, and open communication along with clear expectations can help address it.