Often there is a need to communicate with the users of your Salesforce CRM application and give updates and status alerts for various reasons.
You can send emails, Chatter posts, and instant messages, for example, to give users dynamic messages about planned releases, system maintenance, and so on; however, to ensure that everyone reads and is shown a more static notification, you can create a message within Salesforce CRM.
In this recipe, we will compose a system notification message on the Home page using Lightning App Builder to edit a customized Home page.