the tigger pull its like 10 pounds and its not much fun to shoot at the range like that
it's super easy to do.. check youtube.. I had one that I removed the pigtail from, one of the dual striker springs, and polished some of the internals.. it was nice
Edit: this link might help.. https://www.indianagunowners.com/forums/handguns/177488-s_and_w_9ve.html
I did this on my 9mm Sigma and it really made a difference. Another Sigma owner shot mine and couldn't believe the difference.. He's probably done his by now.