Assume that your recipient gets a ton of email and that his or her inbox looks like rush hour. Assume that approximately 50% of emails are read on smartphones, so keep your emails short and sweet.Assume 1 in 3 persons read their emails on their smartphones, so keep your subject line to no more than 45 characters (6 to 10 words). Assume you recipient is busy so you need to attract his attention with subject lines that are direct and that convey as much information as possible
To all those aspiring to work in a global company this video may be very useful. Sooner than later, you'll find yourselves being inteviewed on Skype or the like. This video has some great tips for you.