Other
Exploring English: Hyphen Rules
This site contains a brief outline of the uses of the hyphen and provides examples.
University of Ottawa (Canada)
University of Ottawa: The Comma
The University of Ottawa's Writing Center developed this site. The major sections of the site are "Comma Usage" and "Superfluous Commas." Right and wrong examples are included, along with links for definitions.
Sophia Learning
Sophia: Dashes and Hyphens: Lesson 1
This lesson introduces hyphens and dashes. It explains the hyphen, en dash, em dash, and dash and the uses of each. It is 1 of 4 in the series titled "Dashes and Hyphens." L.11-12.2a Hyphens
Sophia Learning
Sophia: Hyphens and Line Wrapping: Lesson 1
This lesson goes over how to divide a word across a line wrap. It is 1 of 2 in the series titled "Hyphens and Line Wrapping." L.11-12.2a Hyphens
Washington State University
Washington State University: Common Errors in English: Non Errors
Among the other grammar myths that Paul Brians, an English instructor, attempts to dispel is the notion that you cannot begin a sentence with a conjunction. The site discusses other common usages and misusages.
Washington State University
Washington State University: Parentheses
This site from the Washington State University is designed to inform the reader of the most common errors regarding the use of parentheses.
Other
Sta: Punctuation and Capitalization Rules
Use this handy guide for a quick reference to punctuation and capitalization rules. Includes rules for end marks, apostrophes, capitalization, commas, quotation marks, and many more!
Other
Blue Book: Hyphens
This site from The Blue Book of Grammar and Punctuation contains seven rules for correctly using the hyphen, along with examples for each of the rules.
Rutgers University
Rutgers University: Guide to Grammar and Style: Semicolon
The Guide to Grammar & Style provides this tutorial on two common uses for the semicolon: 1)to separate items in a list after a colon, and 2)to separate two independent clauses in one sentence.