You are welcome! I am happy to help out 
That’s a great question. I would recommend going through the “getting started” resources on Resium’s website. These guides should help get you familiar with Resium. A basic familiarity with Resium will make the whole development process more seamless.
https://resium.darwineducation.com/guide
When you begin to have more specific questions about Resium, the following two community forum threads are a terrific resource.
And of course, bugs and issues with Resium can be posted on the Resium GitHub page.
Resium has been a hot topic in the Cesium community. If other community members have any suggestions do not hesitate to share them!
-Sam