Transmission Fluid : Should you change it?

Well, it’s not a very frequently asked question, but, there are doubts among people about the change of transmission fluid. Should you change it? How often should you do it? Correct way to change it? Talking of transmission fluids, their sole purpose is to lubricate the transmission of any automotive engine. More the lubrication means lesser the friction and hence lesser power loss and lesser heat generation. Although, change of transmission fluid for every product surely differs from...