In honor of Friendship Day this Sunday, August 5th, Cardstore.com is giving you the opportunity to pick one FREE card to send to a friend with FREE shipping! This starts today and lasts until 11:59 pm ET on 8/5. You can upload a picture to any card, and add your own message and signature on the inside. As long as your card is shipped within the US, Cardstore will send it for you for FREE! Just enter the code FRIEND12 during checkout.