Introduction of dynamic fare system for all mail and express trains, change in schedule of certain trains and their proper maintenance are some of the suggestions that a railway panel made for optimization of traffic.Currently, the dynamic fare system, which is being practised in airlines, is operational in limited number of special trains.Under this system, fare goes up if the demand is high for berths.Railway Minister Suresh Prabhu had formed an eight-member committee last month to examine factors affecting growth of passenger and freight traffic and suggest a plan of action for traffic optimisation. The committee, in its report submitted on Friday, suggested various measures including capacity augmentation, system improvements requiring changes in rolling stock and infrastructure maintenance among others to achieve substantial traffic growth.Receiving the report, Mr Prabhu said the Railways have to implement the reports as it has to become the engine of economic growth.The committee has also suggested using satellite for Indian Railways' operation and safety needs.