Selling in an art of persuasion and a good seller understands human psychology more than an average human being. A good seller is able to identify different personality types and trigger factors of various individuals. A good seller knows the product well and proficiently pitches with full confidence and authority as if he is selling with a genuine understanding and purpose.It would be tantamount to ignorance to assume that a good seller would not be able to convince his prospective or potential customer to his own line of thinking.Selling in an art of persuasion and a good seller understands human psychology more than an average human being. A good seller is able to identify different personality types and trigger factors of various individuals. A good seller knows the product well and proficiently pitches with full confidence and authority as if he is selling with a genuine understanding and purpose.It would be tantamount to ignorance to assume that a good seller would not be able to convince his prospective or potential customer to his own line of thinking.Selling in an art of persuasion and a good seller understands human psychology more than an average human being. A good seller is able to identify different personality types and trigger factors of various individuals. A good seller knows the product well and proficiently pitches with full confidence and authority as if he is selling with a genuine understanding and purpose.It would be tantamount to ignorance to assume that a good seller would not be able to convince his prospective or potential customer to his own line of thinking.