Internet based paging and alerting services, namely, providing a web site at which users can send messages to electronic paging devices; Paging by radio; Paging services; Providing multiple user wireless access to the Internet; Radio-paging; Radio/telephone paging services; Text and numeric wireless digital messaging services; Transmission and delivery of voice, text, data, images, music and video via wireless networks, mobile radios, cellular telephones, two-way radios, dispatch radios and pagers; Wireless electronic transmission of voice signals, data, facsimiles, images and information; Wireless electronic transmission of voice, text, data, images, music and video by means of two-way radios, mobile radios, cellular telephones, dispatch radios and pagers