Telecommunication services, namely, electronic, electric and digital transmission of voice, data, pictures, advertisements, music and video via wireless networks; two-way radio dispatching services, electronic transmission of voice, text, images, data, music and information by means of two-way radios, mobile radios, cellular telephones, digital cellular telephones, mobile telephones, handheld units, namely, personal computers and digital assistants (PDAs), dispatch radios, and pagers; paging services; transmission of positioning, tracking, monitoring and security data via wireless communications devices; mobile telephone communication services; wireless Internet access services; scheduling systems, and wireless data services for mobile devices via a wireless network for the purpose of sending and receiving electronic mail, facsimiles, data, images, music, information, text, compressed video, numeric messaging and text messaging and for accessing a global communications network