Buy any brand of potato flakes or potato powder.
Brand doesn’t matter – but buying potato rat bait in bulk will save you!
How to Bait Rats
Simple put the potato flakes in a bag (brown lunch bags work well.)
How Potatoes Kill Rats
The rats will go into your bag, gorge on the potatoes. The potatoes will make them thirsty. When they drink – the potato flakes (or potato powder) expands times in size. It burst their guts and the rats did instantly.
This process is no more painful than a slow death.