Click on 'Donate' or click one of the Reward Tiers or Selected Donation Amounts.
Enter all the required fields, select a reward (or not), leave a message for the organization if you want to, and select whether you'd like to cover the transaction fees for your donation.
Enter your card & billing information and click 'Next'.
Enter the email address where you'd like to receive your receipt and click 'Confirm'.
Share the news! Let your networks know that you donated and ask that your friends, family & co-workers support the campaign as well.