Say It With Gratitude writing each card by a real human (we like to say there's a heart behind the pen, as we don't use computers or machines) We handwrite each envelope We provide the first class stamps We stuff each envelope with the card We'll go to the post office and mail the cards. We donate 10% of the profits to Hug It Forward, a non-profit building schools out of plastic bottles in Guatemala, helping a education problem and an environmental problem there.