The following steps are used to add a new email account for emailing customers.
Step 1.) Once logged in to Sync, Click on Admin > Email Accounts
Step 2.) Click on Add
Step 3.) After clicking on Add, you will get the form below, you will add the user Id and password.
Step 4.) You will need the SMTP settings for the email you choose to add. In the example below I am using an Office 365 email account.