Rydym yn defnyddio cwcis i wella eich profiad o'n gwefan.
Gallwch ddarganfod mwy neu ddileu allan o rai cwcis
- mae'r polisïau hyn ar gael yn Saesneg.
Neidio i’r prif gynnwys
English
Mewngofnodi
Chwilio
Budd-daliadau
Gwaith
Dyled ac arian
Defnyddwyr
Tai
Teulu
Gyfraith a Llysoedd
Mewnfudo
Iechyd
Amdanom ni
Hafan
Defnyddwyr
Template letters
Llythyrau templed defnyddiwr
Problems with services or traders
Problems with services or traders
Llythyr i gwyno wrth fasnachwr am waith o ansawdd isel
Llythyr i gwyno am wasanaeth o ansawdd isel
Letter to complain about a delay to a service
Letter to complain about a phone, TV or internet bill
Letter to 'make time of the essence': services
Letter to claim damages for misrepresented goods or services
Letter to cancel a contract that's been breached
Letter to complain to a phone company about cashback
Letter to end contract due to poor work and 'lost faith'