A
system, method, apparatus and
computer program product for providing location based functions and mobile e-commerce comprising a
central processing unit including a processor, a storage device, and
programming stored in the storage device, a
display device, an audio
input device, an audio
output device, a communications module, a commerce module, an image module, and a location module. The
programming controls the operation of the present invention to provide functions based on
location data, to facilitate commercial exchanges by wirelessly exchanging
payment and product information with venders, to identify services such as venders meeting selection criteria, to wirelessly exchange select information with other users and systems, to
restrict and / or monitor the use of the device based on authorized user parameters, to select one of a plurality networks through which to communicate, to detect a trigger for performing an action based on a change in location and sensed data, to store a voice
annotation with a computer
data file, to determine service providers and associated communication parameters, to contemporaneously maintain a
wireless voice and
data link, to provide a
system for selecting mobile advertisements, and many other functions and services that are described herein.