Also, it should be noted that in the mail-order business, the customer who filed the complaint may live 500 kilometers away..... The founder of a well-known telecommunications equipment manufacturer said he traveled around the country in a car with his father when he was young. go visit valuable users information complaint The car was loaded with tools and materials. His father’s profession was a radio repairman, and he was an apprentice. Even radios were large before they were downsized, so if they broke down, a repairman would have to go out. However, I think it’s very valuable to visit the user for repairs. Because you can get a good idea of who your users are and what they want and want. Isn’t this an information gathering technique superior to what kind of research? After that, his son, who continued to repair radios with his father, founded a huge communication equipment manufacturer and sold a lot of in-vehicle radios. It seems that it w...