One of the most common errors we see in amateur manuscripts is POV slips, which occur when a writer who means to be writing in character POV includes something the POV character can’t know.
For example, if you’re writing from the POV of a starship captain, you ought not put a line like this:
The captain had no way of knowing a massive asteroid was hurtling toward his ship.
If he has no way of knowing, you can’t tell me. Continue reading