Export them as neutral files (.neu) and you are done. You gonna lose the model topology, but geometrically, the model is the same. All parameters are saved into the neutral format, although they are locked by ATB. HTH
Ranganatha, Read TPI 132326 "Use of the GRANITE®-Based Cross-Release Interoperability (GCRI)" This allows you to exchange files (with the model tree) between Wildfire 3.0 and Wildfire 2.0 Regards