It is possible to transfer a website to another user by sending an invitation. You can also use this feature to change the e-mail address for Berta.me website. This option is available from the Dashboard section under the settings of a site.
Fill in the invitation form by specifying email address and adding a personal message to the new owner of a website.
The invitation e-mail will be sent to the new owner. The website transfer is completed after the new owner confirms it.