1. Four Comma Rules
Use a comma and a FANBOYS (for, and, nor, but, or, yet, so) between two sentences or INDEPENDENT CLAUSES.
For
And
Nor
But Or
Yet So I
SENTENCE I
SENTENCE ,

2. Four Comma Rules ________________, I
Put a comma AFTER ANYTHING which precedes the independent clause in a sentence.
Ex. Before we went to class, we talked to our friends in the hall.
NOT
We talked to our friends in the hall, before we went to class. DO
We talked to our friends in the hall before we went to class.

3. Four Comma Rules , unnecessary,
Put commas around anything which is UNNECESSARY to the meaning of the sentence.
Ex. Mrs. Reid, the teacher, is crazy. (UNNECESSARY)
The kitten with the white tail is cute. (NECESSARY)

4. ________, __________, and __________
Four Comma Rules
________, __________, and __________
When listing things in a series, separate the elements with commas.