Asia's street food scene is full of diverse dishes and unique sensory experiences for the curious, adventurous traveler. Few things offer a more visceral insight into a country's culture than standing shoulder-to-shoulder with locals in a crowded food street, surrounded by the wafting aromas of food cooked street-side. Beyond the culinary thrill, navigating a foreign street food scene is a test of how well you can blend into a new cultural landscape — and follow its unwritten rules. Unsure of how seat-saving works in a crowded food court or the etiquette around eating with your hands? We've compiled a handful of unwritten rules shared by food bloggers, travel guides, and firsthand accounts (including those of this writer) that will keep you from earning a wary side-eye from locals during your next street food adventure in Asia.