First sign in to your Crowdfunder account. Once you've found a project that interests you, just click the “Support Us” button on the project page.
You can then enter a donation amount and then click "Donate". If rewards are being offered you can scroll down to find the reward you would like to claim, then click "Select reward" .
Follow the on-screen instructions on the checkout page to enter your payment information.
When you make a pledge on a project, your card will be charged immediately. Your money will be held in escrow until the project closes successfully. Only once the project closes successfully will the money raised (including your pledge or donation) be transferred to the project owner.
If the project in unsuccessful then your payment will be refunded within 5 working days of the project closing.