working between MoI and ViaCAD, whats the best file format to use?

 From:  coi (MARCO)
5685.10 In reply to 5685.9 
...incidentally, if anybody is interested in purchasing/upgrading ViaCAD in the near future, there is an older(Feb.2014) but still valid Promotion Code 50OFF, which will give you a smashing 50% discount on your purchase(s) there.