In general, the most effective step for eliminating rats, mice, and other rodents is to call professional exterminators when you see evidence of an infestation. Rats, specifically, are dangerous, so it’s best not to deal with them. Expert help from Eco Pest Control will give you much better results than working on your own. At the first sign of a rat, mouse, or rodent problem, you should call a professional pest control company. Rats present multiple health risks and rat populations can grow rapidly. For these reasons, we don’t recommend a DIY approach.