The application of over the counter pest control products requires deep knowledge and experience. Using any of these products yourself can prove to be useless or it can even worsen the pest problem, if done in an improper manner. Plus, it can pose health risks for your family and pets. Pests can come back once again in a couple of weeks giving you a headache.
So, the best idea is to always hire the services of a pest control company to get rid of pests and prevent future infestations.