This article details how visitors can register for your Mobile Safety App even if they don't have an email provided by your organization.
Users who are not part of your organization can register for the Mobile Safety App using a Guest Registration Code. To generate the code, simply click on the pencil and pad icon located on the Mobile App Configuration URL. Remember that the Guest Registration Code should be 6 digits in length.
Once the code is created, app users should attempt to register with their non-affiliated email address:
at which time they will be prompted to register as a guest:
For more information about how members of your organization can register using their provided email address, click here: Whitelisting email domains.