Internal Email: Most misinterpreted form of communication An email that comes off abrasive to some might be concise to others. Clear the confusion with these tips on writing friendly and professional emails. By Deborah GainesJuly 14, 2011 SHARE Ragan Insider Premium Content Here are some guidelines for friendly but professional emails: To read the full story, log in. Become a Ragan Insider member to read this article and all other archived content. Sign up today Already a member? Log in here. Learn more about Ragan Insider.