According to Marie Raperto, "Writing thank you notes is never as easy as it seems. If it’s a thank you for an interview or for a favor done, it still requires some thought. Thank you notes are common courtesy. They can strengthen relationships and will be remembered. In a business situation, they are a necessity. First, you must decide on the appropriate format — paper or email. If it’s thanking someone for an interview, you want to get it out immediately, so opt for email. If it’s thanking someone for a gesture or favor, you might want to hand write a nice note. Other things to consider: . . ."
Author bio – Ms. Raperto's bio can be found here.