Karen Hubert of Center Stage Design earns Prestigious RESA-PRO™ Home Staging Designation Ancaster, Ontario, September 27th,,2010. Karen Hubert of Center Stage Design has earned the RESA-PRO™ designation. RESA-PRO™ designees must meet the following 6 mandatory requirements: Must pass the RESA® Ethics Exam. Must agree to follow the RESA® Code of Ethics. A minimum of 1 year in business, as a professional home stager (proof by either a Business License, DBA, LLC, CORP, Re-sale license or Legal (7 comments)