It is important to know how to recognize, understand, identify, and analyze rhetorical situations. After that, there are five basic elements that every rhetorical situation shares.
Those are:
A setting( Time, place, atmosphere)
An audience( They are also called recipients)
An author( He is using the communication)
Purposes( when audience and author communicate)
A text( Piece of communication)
With the appropriate knowledge of rhetorical situations you can later recognize what is that that audience needs and how can you communicate through the writing piece.
My Heart Will Go On” happens to be the theme song of 1997 movie, Titanic, from the main character Rose's perspective. She tells her lover Jack who died in the sinking of the ship, that he still exists in her heart and mind. The singer talks about the distances and spaces as a major factor that separates them.