To sign up for the Drive, please call 1-800-RED-CROSS (1-800-733-2767 or visit redcrossblood.org and enter: Ambler Yards where it asks for a sponsor code in order to schedule an appointment. When you donate blood or platelets in the month of August, you will receive a coupon redeemable for a free medium Iced Coffee and a free donut from Dunkin' Donuts and a $5 Amazon.com Gift Card via email.