What is the difference between a comma and a period? A comma is a pause. A period is a full stop.
In English, punctuation is important. If you care about your readers, learn how to use punctuation properly. We all make mistakes sometimes. In fact, I have to look up comma rules regularly. This is one of my favourite resources for advanced comma questions.
The most common punctuation error I see on MyEC is the comma splice. This is the use of a comma instead of a period between two independent clau


