Periods

. ⇦ "period"

When do we use periods?

  1. • At the end of a sentence
  2. • for abbreviations
    1. ◦ U.S.A.
    2. ◦ U.K.
    3. ◦ Mr.
    4. ◦ Ms.
    5. ◦ Mrs.
    6. ◦ Eta.
    7. ◦ Est.
    8. ◦ Approx.
    9. ◦ M.D.
    10. ◦ American Units
      1. ▪ mi.
      2. ▪ ft.
      3. ▪ lb.
    11. ◦ NOT with Metric Units
      1. ▪ m
      2. ▪ L
      3. ▪ mL
      4. ▪ km
      5. ▪ g
      6. ▪ kg

Always put a space ( ) after a period or comma.

Mr.Jones                                                 Mr. Jones

Never put two periods together.

This is Loretta Jones, M.D..                 This is Loretta Jones, M.D.

I am from the U.S.A..                             I am from the U.S.A.

When quoting, periods become commas.

"I have a question." said Lilly.             "I have a question," said Lilly.