Knowing how to punctuate parenthesis or how to use an em dash correctly can require some consultation. Thankfully there is a new web app to help.
The Punctuation Guide, a new online site dedicated to punctuation, brings together punctuation rules from a number of different style guides to help writers copy edit their work.
“In creating this guide, I have consulted dozens of authorities, both online and in print,” explains Jordan Penn, creator of the site. “Where the authorities disagree, I either have explained the various positions or have presented the style I believe to be most useful. Fortunately, in most aspects of punctuation, there is general agreement.