What points are really matters while doing marketing?

Whether online or offline, there are only two objects that important: “Buying and Selling”. Fundamentally to simplify, this all comes down to it:

Who is your customer? What is she or he particularly looking for? You should know their problems or requirements. You should be in their shoes and determine what is which would make them feel better or give them an offer. What is your offer propose? Why must they buy through you? How come you’re improved than the rest? Why must they belief you? Are you giving offer your own or someone else’s product? How will you produce an irresistible offer therefore they beg you to sell this to them?