Related to push-notifications topic, I have an idea which is verry common in modern applications and that is mentioning other users with @user1 @user2 @usergroupA so that you can actively interact with other users or even user groups related to a specific record.
For example to ask questions, or give important updates, or to request additional actions (review) or whatever it might be.
Mentioning other users with @user1 @usergroupA
Software Factory
Intelligent Application Manager
Universal GUI
Indicium Service Tier
Enter your username or e-mail address. We'll send you an e-mail with instructions to reset your password.
I think a multivalue lookup control is all that is needed to accomplish this. All other necessary functionality, I believe, is available in the platform.