The form adapts to the dispute reason shown in the Timeline ("Payment disputed as ..."). Every dispute gets the basics: Billing Address, Customer Email, Customer Name, Customer Purchase Ip, Product Description and file slots for Customer Communication, Customer Signature and Receipt. Extra fields by reason:

• credit not processed - Refund Disclosure Policy, Refund Refusal Explanation, Refund Policy (file).
• duplicate - Duplicate Charge Explanation, Duplicate Charge Id, Duplicate Charge Documentation, Service Documentation, Shipping Documentation.
• fraudulent / product not received - Activity Logs, Service Date, Shipping Address / Carrier / Date / Tracking Number, Uncategorized Text, Service Documentation, Shipping Documentation, Other (file).
• product unacceptable / unrecognized - Activity Logs, Service Date, the Shipping fields, Service Documentation, Shipping Documentation.
• subscription canceled - Activity Logs, Cancellation Disclosure Policy, Cancellation Rebuttal, Service Date, Cancellation Policy (file), Service Documentation.
• general (or a reason Sprwt does not map) - only the basic fields.

Text fields accept up to 500 characters; dates use a date picker.