Local authority: log onto a web-based platform and either draw a ‘geofence’, a line to outline a high street or import geographic information system (GIS).
Awdurdodau lleol: gall awdurdodau lleol fewngofnodi i lwyfan ar y we a naill ai greu ‘geo-ffens’ – llinell i amlinellu stryd fawr neu fewnforio system gwybodaeth ddaearyddol (GIS).