EXHIBIT 99.1 MEMORANDUM OF UNDERSTANDING This Memorandum of Understanding is between Nextel Communications, Inc. ("Nextel"), Unrestricted Subsidiary Funding Company ("USFC") and Option Acquisition, L.L.C. ("Option Acquisition"), and is dated as of...Memorandum of Understanding • April 16th, 1997 • Nextel Communications Inc • Radiotelephone communications
