Yes once I was travelling in YPR Barmer AC Express 3A . All seats were full. And Marwari ppl even come from Chikkamagalur side and Lot of families At Davangere, Hubli and Gadag Bagalkot Bijapur catch Rajasthan and Gujrat bound trains.. Lot of garment and Gold shop owners are of marwari/ jain in Gadag Bijapur Hubli Bagalkot.. Etc..