Membership by Invitation Only. To be invited, click on JOIN in tne main menu and follow instructions to purchase your membership.
If you have an invitation, click the link in the email to join. If you got an email confirming your membership, please Sign In in the "Sign Up / Sign In" box in this page.
To join WWOOF Brazil, click on the JOIN tab in the main menu and select "Brazil"
See more information: http://wwoofbrazil.com