merged your threads because it's about the same subject
So, you can read those

https://forum.topeleven.com/top-elev...-features.html
https://forum.topeleven.com/top-elev...questions.html
https://forum.topeleven.com/top-elev...on-system.html
https://forum.topeleven.com/top-elev...layers-go.html


* and keep in your mind associations opponents