Besides the types of projects the SharePoint Framework supports, there are other key aspects of the approach that developers need to be aware of.

First, and foremost, the SharePoint Framework-based customizations and custom code runs in the context of a logged-in current user and connection with the browser.

Elevation of privileges, which would often be a way for developers to circumvent the permission model of SharePoint in full-trust code, are not used with the SharePoint Framework. As no IFrames are used, all code that you deploy that is based on the SharePoint Framework always executes with the permissions, privileges, and access of the current user. Keep this in mind when implementing your solutions, as you might need to store additional data elsewhere and the user either must have access to that location, or you need to resort to external code to shield your data or make it harder to access directly.

Each solution that you choose to make...