(c) Any amendment or variation to the Conditions must be in writing and issued by us for you to accept a revised Contract via your RPW online account.
(c) Rhaid i unrhyw ddiwygiad neu amrywiad i’r Amodau hyn fod yn ysgrifenedig a’i roi gennym ni ichi dderbyn Contract diwygiedig drwy eich cyfrif RPW Ar-lein.