Hi Ryan, Under Admin > Database Management > Marketo Custom Objects you can create an object for each type of association that your lead in the lead database can be associated with and even create levels via association among the custom objects.  Click on New Custom Object and begin setting up the fields for each classification. Its just like the Salesforce Object Manager. We are a financial institution and so we have people that can have multiple accounts with joint holders on some and then products (checking, savings, loans, etc.) under each of those accounts.  Each of those people or joints can have one or many of each account or product. Kevin ... View more