mix the poison with peanut butter or with old brown sherri or with a orange believe me it works you will wipe out a whole colony what also works take a bucket with half full of water and throw ligtly sunflower seed on top of the water it will not sank and make something so that the rats can climbed up te bucket. You will find some drowning rats...
i hope some of this info will work
goodluck
i hope some of this info will work
goodluck