Email etiquette is the observance and communication of generally accepted standards of sense, grammar and politeness when sending email messages. HubSpot contributor Aja Frost has published an article featuring 27 rules to make a great impression through your emails.  She says, “Business communications will often be straightforward and professional. As you develop a relationship with the person you’re emailing (prospect or colleague), you can use more casual language while still maintaining a professional tone. This allows your personality to shine through so that others can get to... [...]