Someone can impress you for a several of times with a perfect technique, virtuosity, drumming, strumming and all other athletic stuff on an instrument. But it’s all is short-lasting.

The real power of a piece is in a melody. A melody, that is singable, swinging and expressive. If you are able to write such a melody, your piece will overcome time and space. It will become a hit and will conquer the hearts.

And there are certain rules how to write such a melody. The production and presentation is also an important aspect.