Originally Posted by JuSt BLaZe
3 minutes how'd you do that!? Playing poker somewhere!? Yeah I like it too, makes things so much easier. Just go for the desired kill/vigor-related achievement, restart checkpoint and you are good to go.
I never spent any money at all and used the vending machines in the very beginning of monument island. Loading times are really fast. I knocked out, vigorous opposition and more for your money in the same spot. You could grind a couple more achievements there as well.