On Comma Use and Misuse...
Comma rules
Guidelines and examples for comma use, from St. Cloud State University.
Rules for comma usage
Eleven tips, with examples and links to several quizzes, from the Guide to Grammar and
Writing.
Proofreading for commas
Guidelines on six main points for comma use, from the Purdue Online Writing Lab.
Using commas
Guidelines on six uses of commas, with examples, from the University of Richmond.
The comma
Do's and don'ts for comma use, with a review quiz, from the University of Ottawa.
Recognizing comma problems
Brief discussion of avoiding comma errors, from the University of Victoria.
Commas with coordinating conjunctions
Rules for comma usage
Advice on punctuation with coordinating conjunctions, from the Guide to Grammar and
Writing.
Using commas with coordinating conjunctions
Guidelines on five main uses of commas, with examples, from the University of South
Carolina.
Commas with introductory elements
Using commas
Information on using commas with introductory elements, from the University of Richmond.
Commas with nonessential phrases
Punctuating restrictive and non-restrictive modifiers
Using commas with essential and nonessential phrases, from the University of Wisconsin
at Madison.
Commas that enclose
Guidelines for using commas with nonessential phrases, from the Langley Research Center
(NASA).
Commas with quotations
How to punctuate short quotations
Information on using commas with quotations, from the University of Victoria.
Commas with quotations
Tips on when and how to use commas with quotations, from Old Dominion University.
Unnecessary commas
Commas that shouldn't be there
Information on unnecessary commas, from Old Dominion University.
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