In general, avoid sarcasm or cynicism. While it may indeed be funny, it also can leave a bitter taste or feeling in the reader and paint the writer as a malcontent. This is a hard one for many people to avoid, but if you can be funny without being overly dependent on negativity, your writing will be much more effective. Humor works extremely well in places where formulaic writing predominates. Adding small asides and other humorous material in places like fine print, footnotes, etc., can be deadly.
Confident people are funny people.
If you aren t reasonably sure how your attempts will be received, error on the side of caution. Humor can separate your business from competitors, but it can also backfire. Learn how to use humor effectively with this article. Inc. PageWise makes no representations about the content published on this site. PageWise hereby disclaims all warranties and conditions with regard to this information, and user agrees that all such use is at its own risk.