You can change the email address you use RosterBot with by selecting your name on the left-side navigation bar and then the View Profile tab.
On your Profile page, select the 'Edit' button and then change the email address you have recorded and click 'Save'. Please be aware there are some required fields you will need to fill before clicking 'Save' is allowed.
Next, you will need to turn your Notifications back on. Click the left-side navigation bar, select your Name and then select Notification Settings.
Here turn ON your Email Notifications.
You will then need to click the 'Resend Verification Email'. You will then receive a verification email to the email address you just added to your account.
You will need to click the verification button within the email to finalize the account.