Literature
Point of View
Point of View AKA Narrative Mode
Quite basically, who's telling the story? Not necessarily which character, since that doesn't always really play much of a factor, but rather who the chronicler is. As a general rule, you want the point of view to remain the same throughout, although, we'll talk a bit more on that later, and why people tend to hate it.
First Person
This is Running with Scissors or How to Lose Friends and Alienate People (the books; not the later live-action adaptations). The whole of the story is told in the words of the main character. By definition, first person point of view is limited, meaning that the narrator c