Smart Casual is one of the most misunderstood dress codes for men and honestly, the reason most guys either look too formal or too relaxed without even realising it. The truth Smart casual is a confusing dress code that many men continue to struggle with. To ensure you get the balance just right, we've put together a guide to 5 foolproof smart casual combinations that Mistakes to avoid with the business casual dress code by Aylin Koenig Men's Style Smart Casual Look 3 Outfits For A Smart Casual Dress Code ASOS Casual, Smart Casual, and Business Casual Dress Codes: What's the Diff