The article discusses the 10 biggest organization mistakes that may be keeping your house messy. These mistakes include not having designated spots for items, failing to declutter regularly, relying too much on storage solutions, hoarding unnecessary items, underestimating the importance of labeling, neglecting to maintain organization systems, not involving the whole family in tidying up, trying to tackle too much at once, being inconsistent with organization efforts, and lacking a clear organization plan. By recognizing and addressing these common mistakes, individuals can create a more organized and clutter-free living space. The article emphasizes the importance of establishing effective organization habits and routines to maintain a tidy home environment.