Once a file library grows past a few hundred files, "just dump it in one folder" stops working. A few organizational habits save a lot of pain later. Consistent naming conventions – Dates, categories, or version numbers in filenames make searching dramatically easier. Logical folder hierarchy – Group by category/date/project rather than one giant flat folder. Tags or metadata – If your platform supports it, tagging beats folders for files that fit multiple categories. Regular cleanup – Dead links and outdated files pile up fast; schedule periodic audits. Searchable index – A simple searchable catalog page saves users from digging through folders manually. How do you currently organize a large file library — any system that's worked particularly well?