Interior designers spend their lives studying the little details that make a room perfect. Just like a beautifully directed movie, a well-decorated living room is at once engaging and impressive, familiar and safe. And sometimes, what is off in our own living rooms can be difficult to pinpoint. To shed some light on the most common living room decorating mistakes that may be plaguing our spaces, we asked interior designers, and a residential architect to share the decorating mistakes they frequently notice in living rooms everywhere. The space of your dreams may not be so out of reach—scroll down to learn these 58 common living room decorating mistakes.