Salesforce: Sending Email to Custom Email Address
Question: Imagine that you have a custom email field name – ‘Secondary Email Address’. When sending an email to a Contact, can you send it to the secondary email address instead of the Contact email address?
Answer: Yes, you can. When sending out an email, you should be able to choose whether if you would like to send it to the primary email address or any other email addresses. For example:
NOTE!: This feature is available for Contact & Person Account. It is not available for Account or Opportunity.