Signing up for VMware vCloud Air is a fairly simple process. At the time of writing this book, VMware has set up an Early Access Program (EAP). If you are a new user and interested in the EAP, then simply sign up for the program at http://vcloud.vmware.com/service-offering/virtual-private-cloud-ondemand.
The link takes you to a short questionnaire. Once the form is filled in, simply click on the Submit button. You will receive an email at the email address that you provided during the sign-up process. This email will contain a link and a temporary password to create an account on vCloud Air. Click on the link to get started: