Yes, you can register as a guest on another person's website with the same email address you use to follow another MyLifeLine.org website (or your own website).
When you log in you will see your Dashboard. This contains all the site you are registered to view. Click on the site you want to visit.
If you'd like to go to go back to your Dashboard or visit another site, click on My Sites in the upper right next to your name. Click on either your Dashboard or another site and you will be taken directly there.
If you have any questions, contact Customer Care at firstname.lastname@example.org