EXHIBIT 4.1 CONVERSION COMMITMENT AGREEMENT This Conversion Commitment Agreement (the "Conversion Commitment Agreement") dated and effective as of June 23, 2003, is by and between RTIN Holdings, Inc., a Texas corporation (the "Company"), the holders...Conversion Commitment Agreement • July 9th, 2003 • Rtin Holdings Inc • Telephone communications (no radiotelephone) • New York
