After you have logged in to the site, you can check or change your e-mail address. In the top box of the right hand column, under the Welcome and Account number, you should see Manage Profile. Click on the link. The screen will change and display the details of your account. You can change any of the information in the text boxes which is necessary.
At the bottom left of the screen are some links to change other parts of you account. Click on any of those links to make other changes to you account. If you calick on the Edit E-mail Options link, you can then select which e-mails you want to receive from Honeywell.