If you're not sure what message should go on the card, we have a few ideas. From belated birthdays to letting your neighbor know they're the greatest, we have your September card messages covered. Share this:Click to print (Opens in new window)Click to email a link to a friend (Opens in new window)Click to share on Facebook (Opens in new window)Click to share on Reddit (Opens in new window)Click to share on Pinterest (Opens in new window)Click to share on Twitter (Opens in new window)Click to share on Tumblr (Opens in new window)Click to share on LinkedIn (Opens in new window)