Backend application for taxi dispatch from call center. Using mysql database and php/java web programming. J2me front end mobile application to recieve and updated dispatched jobs appropriately when the customer picked up and dropped off. Integrated with reciept printer via bluetooth for reciept or invoice printing. The driver should be able to update dispached jobs with trip info. eg mileage ,price etc. The driver should also be able to originate new jobs from mobile application for adhoc pickups(jobs not recieved from dispatcher). The back end applicaton should be able to performing billing and invoicing of clients who have accounts with taxi company. It should also keep track of cash transaction recieved from mobile app, driver fees, zones ,prices.