Professional Microfilming, Inc. v. Houston

OPINION

FENDER, Chief Justice.

This is an original mandamus proceeding filed in this Court under TEX.REY.CIY. STAT.ANN. art. 1824 (Vernon 1964). Rela-tors, Professional Microfilming, Inc. [hereinafter PMI], seek the writ to require the Honorable Sam Houston, Judge of the 211th Judicial District Court of Denton County, to set aside certain discovery orders. These orders require relators to (1) supply names, addresses, and other identifying information concerning their customers and suppliers, (2) supply cost pricing and discount formulas, information, dates, and schedules, and (3) allow…