E-mail Etiquette: 8 Tips to Avoid Communication Blunders Before you dash off another sloppy e-mail, remember: Your e-mail speaks volumes about your communication skills and you as a person. Consider these eight guidelines for effective e-mail writing, shared by an e-mail etiquette expert. CIO - Think e-mail writers have become more effective and polite in the last decade? Maureen Bertolo begs to differ. Not only do the dreaded "reply all" and SHOUT e-mail blunders persist, but also, Twitter and texting are making e-mail manners worse, says Bertolo, who began her career as a computer programmer and has been teaching e-mail etiquette classes for 10 years. Unfortunately, she says, people express the same questions and complaints about e-mail in the seminars she teaches today on behalf of her employer, CAI Inc., that they had a decade ago. Chief among those complaints: "E-mails are too long!" and "Why do I get so many of them?!" The persistent problem with e-...