You have received an invitation to your project web site from 3by400. Now what do you do? How do I get there... If the e-mail address to which the invitation was sent is a Google address (either GMail or an outsourced Google mail domain), simply click the link. When you get to the login page, click the link below the LOGIN button labeled "Don't have a 3by400.com account?". You will be asked to enter your e-mail address. This address must be a Gmail account (either via Google Apps, which is your standard e-mail address if we are managing your e-mail, or...