To find guidance on this please log on to WEFO Online, select How to use WEFO Online, and then select How to add Business Party roles for users.
I gael canllawiau ar hyn, mewngofnodwch i WEFO Ar-lein, dewis Sut i ddefnyddio WEFO Ar-lein, ac yna Sut i ychwanegu rolau Parti Busnes ar gyfer defnyddwyr.