Jun 17, 2018 Edit Article How to Use Proper Business Email Etiquette. Two Methods: Crafting the Email Corresponding through Email Community Q& A Although Internet usage has How can the answer be improved? Use proper grammar rules; if in doubt, www. drgrammar. org will answer any questions. Even if the email is more casual, like an email to a friend or family member, take the time to prevent typographical errors, use proper form and use spellcheck.