1. COMMAS: Conventional Uses
English 12A - Chapter 26
COMMAS: Conventional Uses

2. Conventional Situations
KEY CONCEPT: Use commas to separate items in dates and addresses.
The Declaration of Independence was signed on July 4, 1776, by multiple people.
We are located at 1135 North 27, Grayling, Michigan 49738, until summer.

3. Do NOT use a comma to… …separate the month from the day.
January, 30, 1986 vs. January 30, 1986
…separate the date from the month in inverted order.
30 January 1986
…house number from street name
123, Easy Street vs. 123 Easy Street
…state code from zip code
Grayling, MI, vs. Grayling, MI 49738
…items joined by prepositions
The school is located at 1135 North 27 in Grayling.

4. Conventional Uses
KEY CONCEPT: Use a comma after the salutation or closing of a personal letter.
Dear Grandma, Sincerely,
KEY CONCEPT: Use a comma to set off a title that follows a person’s name
John Smith, Jr Mark Johnson, Ph.D.
In a sentence, a comma is BEFORE and AFTER the abbreviation!!!