electronic handheld units and accessories for the wireless receipt and/or transmission of data and which may also have the capability to transmit and receive voice communications, namely handheld computers and personal digital assistants; computer communications software for the transmission and/or reception of messages, global computer network e-mail, and/or other data between one or more electronic handheld units and a data store on or associated with a personal computer or a server; computer communication software for the synchronization of data between a remote station or unit and a fixed or remote station or unit and a handheld unit software which enables and provides one-way and/or two-way wireless connectivity to data, including corporate data

e-mail service; wireless data messaging services, particularly services that enable a user to send and/or receive messages through a wireless data network; one-way and two-way paging services; voice transmission and reception services via telecommunications means; telecommunications consulting, namely, assisting third parties in developing and integrating one-way or two-way wireless connectivity to data, including corporate data, and/or voice communications