hi Dave
before you go shooting at quarry,get your self some shooting insurance
and written permission from the land owner
it sounds like you are going about it the right way,targets first practice,practice
now all you have to do is get something for the pot.
well my friend you know about the wind,you have located the dropping and the warrens
it will pay you to visit the said permission at dusk,& dawn to see which time is going to be more productive to you,also different times in the day too
now you have to learn some field craft,it depends if you would like to stalk your qu