Send an automated email to a specific opportunity after an opportunity is closed won

[Shailendra_Dube]

As for customer email, are you referring to the lead's email address? Review Marketo's Product Docs on tokens. Tokens Overview - Marketo Docs - Product Documentation

We have Primary Contact Email Id field in SFDC Contact, so in Opportunity if there are more than one contacts one contact will be marked as Primary

[SanfordWhiteman · Accepted solution]

You can't use an Opportunity field as the recipient of an email.