In Cloud OM, this is Control through the Customer Payment setup. By default, it goes to account level. Credit Card can't be used as Oracle don't have PCI Express Compliance.
AR>Task>Manage Customer>Search Customer>Click on Account>Payment Details
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As per my understanding Only Payment Method "On Account" is supported for now. User cannot use this field for any other payment methods.
Enh 26878508 - REQUIRED PAYMENT METHOD FIELD IN SALES ORDER
Enh 25208270 - NEED TO CREATE PREPAYMENT RECEIPT AGAINST AN ORDER
As a workaround, If you want store any other value just for reference purpose, Please Use DFF.
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