Does anyone have or know of any research on whether a "confirm email
address" field is helpful or increases the number of valid email
addresses? I am suggesting to my client that they drop it, on the
assumption that most people would copy and paste the same email
address. (But I don't know if that's true, I only know that's what
This is in the context of a checkout, where the email address is good
to have but not mission-critical to the task.
Me and my collegues have a discussion about how to minimize the problem that
people are (apparently) not able to type in their own email address
correctly. In the application we developed for a customer this turns out to
be quite an issue.
One of the possible remedies could be to ask people to type in their email
address twice, just as it is often done with passwords.
However, we wonder how effective this will actually be. This trick will not
help if people 'copy-paste' their email adress.