If you have Person Accounts enabled within your salesforce.com organization, the following instructions are necessary to complete in order to enable Send Acoustic Campaign Email, Acoustic Campaign Contact Insight® and Acoustic Campaign Email Activities related list on the Person Account page layout(s). Person accounts is an SFDC feature. It is similar to Leads, Contacts, and Accounts. The Person Account record in SFDC is a combination of a Contact and an Account record that is displayed together for the user.
All features that are supported for Leads and Contacts will also be supported for Person Accounts with the exception of one: SFDC Chatter is not created on the Person Account record in SFDC. It is created on the Owner record.