Building on the success of the first edition, Mobile Messaging Technologies and Services offers extensive new and revised material based upon the latest research and industry developments. While early implementations targeted person-to-person messaging, MMS has now evolved to facilitate such requirements as the mass delivery of time-sensitive messages for content-to-person messaging. This Second Edition exploits the technical maturity of MMS as it is poised to generate a wealth of new business opportunities across the mobile communications sector. The author provides the fundamental technical background required for SMS, EMS and MMS, and supports this with industry cutting-edge developments..