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YHD SoftWare™, ERN Systems™, ERN Portal™, and COOP Systems™ are trademarks of YHD. Other product and company names mentioned or referenced on YHD sites may be Trademarks of their respective owners.
ERN Systems™ technology is the proprietary property of YHD SoftWare, Inc. 2425 Gravel Drive, Fort Worth, Texas 76118, telephone 817-589-2200. YHD retains all proprietary rights to ERN Systems™, including any technology, processes and methods