As a developer, you deal with text casing constantly - button labels, nav items, page titles, error messages, documentation headings. And at some point, someone on your team will ask: "Should this be title case or sentence case?" Here's the definitive answer. The Quick Difference // Title Case — most words capitalized " The Best Free Tools for Writers and Developers " // Sentence case — only first word + proper nouns " The best free tools for writers and developers " Enter fullscreen mode Exit fullscreen mode When to Use Title Case Use title case for: tags and page titles Book/product names referenced in code comments Navigation menu items (many design systems prefer this) Marketing headlines (traditional style) Formal document section headers <!-- Title case in nav --> <nav> <a href= "/" > Home </a> <a href= "/about" > About Us </a> <a href= "/contact" > Contact </a> </nav> Enter fullscreen mode Exit fullscreen mode When to Use Sentence Case Use sentence…