There are several things to the CRJ that you will not be used from the Airbusses and Boeings that most sim pilots usually fly. I've collected some hints that will help to make your life a little easier.
Can I use liveries from my CRJ 700/900X in the CRJ professional?
Unfortunately no. They need to be reworked to be compatible with the new PBR exterior.
How can I enable coupled VNAV on my favourite CRJ?
The CRJ-550 and CRJ-1000 come with a coupled VNAV option. It