Quick question. How does one change the column order of the default form (the one which is loaded when you click on the big + button on the bottom right)?

I would like to send an email when a row is added or updated to the email address from the email column of the same row How to do this? And is this feature part of the Pro or Plus package?

Is it possible to send email from a public app? I get this error: If the app uses the USEREMAIL() function, it must require users to sign in. As currently configured, the behavior of this function is unpredictable and will stop working entirely on Ja...