Exterior bait stations control perimeter pressure but miss the interior breeders nesting in your pallet stacks. Auditors from AIB, SQF, BRC, and your customers’ programs expect a documented IPM model — exclusion, sanitation, monitoring, chemical — not a perimeter ring of black boxes. Here’s what real exclusion looks like at Indianapolis dock doors, conduit penetrations, cinder-block weep holes, and roof-line transitions, plus a 12-month ROI comparison.