A selling techniques can not be learnt and each person is having something uniques to sell the product each one has its own capabilites and learning skill to sell the product . iam going to tell what one required to sell the product whether tangible or intangible . it is very important to develop such skill whih help you in longer prospective. it should pass thrugh 3 stages to achive sucess in selling skill. first of all u understad product as a friend which u to engage with product which create curiosity i selling. at second stage start beliving the product which is very important if u start beliving in the product than only alligned with synergise which help u in developing a sense of feelig of others. at third stage u start loving the product at this stage u can easily convinced the consumer because u r totally involved or understand the product thoroghly.