So the following is a list I'll be referring to people *before* they submit anything in writing to anybody (me, agent, publisher, your mom, your boss). From email messages and front-page news in the New York Times to published books and magazine articles, the 10 ouchies listed here crop up everywhere. They're so pernicious that even respected Internet columnists are not immune.

Read more here: http://www.holtuncensored.com/ten_mistakes.html

... and perhaps something interesting and funny on punctation:

http://www.newyorker.com/critics/books/?040628crbo_books1

Thanks for the links. While _I_ don't make those mistakes ;-) , I know many who do. I esp. liked that Holt explained his concerns in such a way that they're easily understood (for those who aren't into diagramming sentences an' the like).