Gujarat Mail - as good as Undhiyu

Hi everyone!!
I have found a lastminute flight to Mumbai and I have not hesitate one minute to discover your amazing country. Now I am making the travel plan and I have booked the following trains, most of them in waiting list. I would like to know if the possibilities to get a spot are real or not:
TRIP 1: Mumbai → Aurangabad Sat, 14 Nov, 2015
Tapovan...
more...

Express
AC Chair Car (CC) / General CSTM 06:15 Sat, 14 Nov, 2015 Mumbai Cst 7h 13:15 AWB Sat, 14:Nov, 2015 Aurangabad
WL 48 and 49
TRIP 2: Aurangabad → Mumbai Sun, 15 Nov, 2015
Nandigram Exp 11402
AC 2 Tier (2A) / General AWB 21:35 Sun, 15 Nov, 2015 Aurangabad 8h 05:35 CSTM Mon, 16:Nov, 2015 Mumbai Cst
WL34 and 35
TRIP 3: Mumbai → Goa Mon, 16 Nov, 2015
Mandovi Express 10103
AC 2 Tier (2A) / General CSTM 07:10 Mon, 16 Nov, 2015 Mumbai Cst 10h 9m 17:19 KRMI Mon, 16:Nov, 2015 Karmali
WL26 and 27
Kind Regards!!!