Revit parameters are called Model Data properties in NTI COMANAGE.

1. Go to Configuration.
2. Click Add Property.
3. Choose Model Data.
4. From the drop down select one or more of the parameters coming from synchronized sources.
   1. If the drop down is empty go to the Models section and synchronize a source.
5. After having added a Model Data property, go to the Object table in the Manage section and add your new property to the table. 

Where: HOME / <project name> / OBJECTS / Configuration