35 Essential Global Etiquette Tips 07 October 2015 It is clear how beneficial learning a new language can be, especially in the context of conducting international business. However, even knowing the language may not be enough to ensure the deal goes though… You also need to be aware of more specific cultural etiquette. Do you know what you are meant to do when entering a residence in India? Do you know which culture finds it unacceptable to discuss business over dinner? If you use your hands to eat a sandwich in Brazil, you may find yourself at a loss as to why you lost that contract.