In terms of EU exit, retailers are having to adapt to the new UK-EU trading relationships which has resulted in increased complexity and cost in the import and export of goods.
O ran ymadael â'r UE, mae manwerthwyr yn gorfod addasu i'r cydberthnasau masnachu newydd rhwng y DU a'r UE sydd wedi arwain at fwy o gymhlethdodau a chostau uchel wrth fewnforio ac allforio nwyddau.