Poorva ECR me ruke ya na ruke mujhe fark nahi parta kyuki mai ye train kabhi leta hi nahi hu.Jab SK jaisi fast and furious train low fare me avialable hai to koi kyu 15-20 sttopage waali poorva prefer karega.Aur ECR se isme wahi log chadhte hai jinke delhi jaane ke saare raaste band ho,kisi train me ticket nahi mila tab Poorva me jaate hai.