Long-time NitLetters have often read my complaint that there is only a handful of Americans who know how to use the apostrophe correctly. In most cases, the apostrophe invades words where it doesn't belong, such as in simple plurals or possessive pronouns. Please read and this short article and tell us how we can rid the world of irritating "apostroflies!"
http://grammar.about.com/b/2014/02/1...ophes.htm?nl=1