PowerApps Portal : Tutorial How to create a portal. Episode 1
Here is an article that answers the simple question: PowerApps Portal: Tutorial How to create a portal? Come and discover the tips around this subject!

Dataverse : How to make the right choices for Plugins Development
Plugins is an important part of development in Dynamics 365 and I would like to share a basic knowledge about choosing plugin in various case.
Here I have examples of scenario:
When a Contact is created, perform the following actions (using plugins)