A professor explained marketing to MBA students.

1 You see gorgeous girl in party, you go to her and say: I’m rich, marry me.
“That’s Direct Marketing”.

2  You attend a party and your friend goes to a girl and points at you telling her: He’s very rich. Marry him.
“That’s advertising”.

3 Girl walks to you and says: You are rich, can you marry me?
“That’s Brand Recognition”.

4 You say: I’m very rich, marry me and she slaps you.
“That’s Customer Feedback”.

5 You say : I’m very rich, marry me and she introduces you her husband.
“That’s Demand and Supply Gap”.

6 Before you say: I’m rich, marry me, your wife arrives.
“That’s Restriction from Entering New Market”.