E-mail marketing invokes the golden rule. Do onto your recipients as you would like to receive in your own inbox. You’ll find when you ask, “What entices me to open an e-mail?” you’ll find a relevant, compelling subject line at the top of the list.
Yes, subject lines are only 50 short characters. Since those 50 characters can have the biggest impact on the success or failure of your e-mail marketing campaign, it’s worth some effort.