Person Accounts are a Salesforce feature that must be enabled to support the use case of using the Individual Application object in Grants Management for Public Sector Solutions. Person Accounts are a type of account that can store information about individual people, such as scholars, who are not associated with a business account. The Individual Application object is a child object of the Account object and it can be used to track grant applications from individual applicants. Reference: https://help.salesforce.com/s/articleView?id=psc_admin_setup_individual_applications.htm&type=5&language=en_US