The following Shatabdi trains can provide decent patronage if introduced-
1) Rajkot Surat (6 days a week)
2) Vadodara Pune via Kalyan (6 days a week)
3) CST Solapur (Daily)
4) Nagpur Secunderabad (Tri-Weekly)
5)...
more... Mangalore Central Ernakulam South
Add yours.