You can easily create a group email in Gmail and send an email to a group of contacts at once with a few clicks.

Create a professional email identity by setting up your custom email domain. This guide walks you through every step to get your personalized email address up and running. Creating your own email ...

Intuit's Mailchimp will let you maximize email marketing for your business. You can try its tools by signing up for the 14-day free trial for its Standard plan.