Guess which month has more birthdays that any other month of the year. If you guess September, you’d be right! Cardstore.com is celebrating the over abundance of birthdays this month with a week long bash and giving everyone one free custom birthday card including free shipping! Personalize your favorite card for the birthday boy or girl with their name, a silly photograph and more then add your signature — it’s all FREE! You can even pick the delivery date if you don’t have any September Birthdays coming up. Even the stamp is on Cardstore! Use code: CCL2673 thru 9/23 to get your free birthday card.