In today's world time is most important factor and a working day equals to Rs 1000-5000 depending on the income factor for journey of 24 hrs and above travellers are willing to put for the air fare to stay in office/family/home. So air travel is bound to increase. Railways should concentrate more on distances of 500-1000 which should be completed within 15hrs overnight and able to reach the destination between 500 to 900 and leave at 1700 to 2300 for higher classes to retain and these distance slabs attract the highest income per km run.