HOW IS THE COMMA USED IN REFERENCE TO ADDRESSING SOMEONE.
WHEN THE PERSON IS SPOKEN DIRECTLY TO, YOU SEPARATE THE NAME. BOTH BEFORE AND AFTER. (THINK PRESENT TENSE).
Be sure, however, that the name is that of someone actually being spoken to.
I'm telling you, Juanita, I couldn't be more surprised.
I told Juanita I couldn't be more surprised.
- Their years of training now forgotten, the soldiers broke ranks.
- Yes, it is always a matter, of course, of preparation and attitude.