To sign up before the SPUD launch date:
1. Go to https://www.kickstarter.com/signup
2. Sign up using an email address, or login using your Facebook account.
To sign up after the SPUD launch date:
1. Go to http://kickstarter.com (direct link will be updated once the SPUD campaign is live).
2. Click the "Back this Project" button.
3. Choose your pledge amount from the list and click the "Continue" button.
4. Sign up using an email address, or login using your Facebook account. Note that this sign up page will not show up if you are already logged in with your existing account.
5. Double check that your pledge amount is correct, enter your credit card information, and click the "Pledge" button.
You're done! Your credit card will not be charged until the campaign ends (and we hit our goal).