The household appliances which are used by the people for their convenience require regular service and necessary repair to ensure their uninterrupted operation. In San Marcos the routine servicing of the household appliances is done by appliance technicians who are trained to perform the repair jobs. In San Marcos, the service and repair of the major household appliances like ovens, refrigerators, etc, often require deeper probe. In San Marcos, technicians who do the repairing jobs often gain an added certificate by sitting for examinations. Large household appliances in San Marcos can be given for service and repair in servicing shops or can also be done at home by appliance technicians.