To claim the prize, they will ask for your personal details – your name, address, phone numbe – and often a small ‘fee’ for delivery costs.
Er mwyn hawlio’r wobr, byddan nhw’n gofyn am eich manylion personol – eich enw, cyfeiriad, rhif ffôn – ac yn aml ‘ffi’ fach ar gyfer costau dosbarthu.