Email Verification for New Accounts via ASP.NET's Membership Framework

In my last blog entry, The CreateUserWizard and Validation ErrorMessages, reader Andrei Rinea commented: I wish the whole Membership set of controls would be replaced with better ones. Very often I need to have an authentication/authorization mechanism that doesn't need a username but an e-mail. I need email verification and in case the user loses the password he/she should be able to recover it without knowing (a) username. This scenario is possible, but requires some customizations of the Membership controls. For instance, you can configure Membership so that an Email is not required, and then customize the CreateUserWizard control so that it uses the text “E-mail:” in place of “Username:” (thereby storing the user's e-mail address as their username.