Booking Manager enables you to send Newsletters directly from Booking Manager by integrating it with Mailchimp.
First step in integrating Mailchimp with Booking manager is to sign up to Mailchimp.
Go to www.mailchimp.com and click on Sign Up Free (1.)
You can use same e-mail address as your company, or your personal e-mail address
You will then receive an e-mail with which you will need to activate your Mailchimp account (2)
After the successful completion of the registration to Mailchimp you are ready to connect it with Booking Manager.