"Nowadays, we can buy basically any goods on the market. It is rather difficult to know what exactly we want in the flood of offers, so that we don't buy something that doesn't fit our need. It is even more valuable when the merchant does not just play the role of a salesman who only delivers the goods and the invoice. The salesperson should first of all know and understand his goods and his business and then advise well, guide his customer and sell him only what he will be satisfied with. It is more of a service than a simple delivery. As I've gotten to know the people at DentaSun, they won't sell anything they aren't convinced of that it doesn't work together. They won't sell you one or five good lamps, but they will provide good lighting for your practice. That's the difference."