Generally the OEM does expect that you change the supplier * attributes only, adjusting permissions can help to prevent accidental modifications of attributes owned by the OEM.

Depending on the data you received it may be necessary to reconfigure the summary and description field to be not mandatory to avoid problems modifying items.

When importing a ReqIF with multiple types from ReqIF it helps readability to adjust the semantics configured for the added types to correctly identify folder and information items.