Greetings from Wonder People!
You will only be able to safely protect your account data if you link your account with a Facebook account. If something happens to your account data while you are playing with a Guest Account, we can only take a limited amount of actions to help you out. Also, by logging in with a Facebook account, you will be able to enjoy the various perks and features that we exclusively provide to Facebook users.
If you have any more inquiries and/or feedback, please let us know. Thank you.