if overdose of trains means less profit, giving ac rakes instead of sf/exp rakes means less profit,running drnt which is not worthy means less profit.
running trains long routes less profit,running trains with odd tt means less profit ,
running trains in same route ignoring alternate or other routes and giving more n more trains b/n particular stns and keeping end-end qouta system for most trains in same route neglecting other imp stns evry time and poli tricks role all r major factors