As the popularity of permission-based email marketing grows, so does the amount of email in every inbox. Are you doing everything you can to make sure your emails are opened, read, and responded to? You know your business best, and for the growth of your business you need to do email marketing to promote your business. The purpose of your email is to drive traffic to your landing page, product page or website. It's really that simple to define the main purpose of an email. And since not easy to send so much of emails at a time so for that you can use email marketing software.