2. knowledge of the customer by making a guide or a banner in the selection of items in a group of appliances such as color tv bulbs. Air conditioning and power-saving label knowledge
2. Educate the client by preparing manuals or banner to use in electrical appliances such as TVs, lamps, air conditioning. And knowledge about energy saving label.
2. Knowledge to customers by manual or banner in selection of goods in the electrical appliances, such as TV, lamp, air conditioning. And knowledge about the label .