The OOB SharePoint document integration experience in model driven apps is great, but it doesn't really leave much room for customization and it leaves you out in the cold when it comes to more sophisticated SharePoint document management tasks, like checkouts, publishing, and more. Luckily, a tiny, quiet change that came out from the SharePoint team this year has opened up the possibility of a richer experience than ever before. This post will show you how, including all the code and even a read-to-install solution zip!