Etiquette Isn't Just for Tea Parties and Ladies Who Lunch

I am seeing more an more articles on the importance of business etiquette.  Here a Forbes article on workplace etiquette - but there is much more that could be said on the subject.  Have you committed a faux pas?  What is the worst etiquette blunder you have encountered at work? 

Be marvelously well-mannered at work and follow the golden rule of treating others as you would like to be treated.  Do so and you will be a success.