B2C custom journeys allowing a local user to use an email address and a user id to sign in. Useful for applications which do not want to disclose users emails to others accessing the app, yet identify user specific data by a unique identifier created by the user. Chat or blogging sites are examples of these applications.
Using LocalAccounts starter pack as base.
Use IefPolicies module with the following command
Add-IefPoliciesSample EmailAndUserId -owner mrochon -repo b2csamples