Help your child understand that getting ready for college is like getting ready for a job interview. In addition to clean, pressed clothing and an impressive application, you also need a clean, impressive social media image.
A clean media image has as much to do about what they post as what their friends are posting. Although they can't control what others post, they can control who can post. When they have a friend who posts expletives and unflattering images, they can do something about that.