<human>: What is the most important thing I should know about my teen's use of social networking sites?
<bot>: The most important thing to remember when it comes to your teen’s use of social networking sites is that they are a part of an ever-changing online culture. It’s important to be aware of their digital footprint and how it can affect them both positively and negatively in the future. Additionally, make sure you talk openly with your teen about their online behavior and expectations for appropriate content. Lastly, monitor their activity regularly and set rules for acceptable usage.