Sony Ericsson Sales Project KNOWLEDGE OF THE PRODUCT OR SERVICE AND EVERYTHING RELATED TO IT IS A PREREQUISITE FOR SUCCESS IN PERSONAL SELLING1) I agree with the above statement. You have to outsmart your competitors, and the only way is to know your product, consumers, and even your competition. It is absolutely essential that the seller has done enough research on the product in question or is well informed. If this is achieved, the seller will be well equipped to inform customers or even answer questions about the product correctly. This will help increase the sales of the specific product and this simple action will have stimulated the following processes: • Economic growth • Job opportunities • Satisfying the demand for a particular product • Optimal production With the correct knowledge the seller can now, with confidence and enthusiasm , bring potential customers closer. If he knows his product well, he will easily be able to distinguish the facts and advantages of the product and compare it with that of the competitor, who may be selling a similar product. If the seller knows about the company itself and not just the product, he could inform potential customers about and.