As you may already know, POWERAPPS provides offline capabilities for your applications to enable users to be productive when there is limited internet access or no connectivity.
We had a great Microsoft Business Applications Summit 2018 #MSBizAppsSummit event with several sessions related to PowerApps, Microsoft Flow and Common Data Service for Apps – but if you were not able to attend in person all of our sessions are posted online to watch on-demand.
With the PowerApps platform, you can build great apps and deploy them to your end users, but sometimes you make an app and don’t update it for many months.
PowerApps connecting to SharePoint allows you to build complex scenarios without having to customize the formulas, however there are times when you have specific business rules that need to be addressed.