Because you would be make without doubt there is nowhere at home where possible food to give on so they cannot have the ability to breed. Change the beer every few days so that it really remains . The slug can attracted to your smell, crawl over and fall in. https://Wiki.Insidertoday.org/index.php/Reasons_For_Hiring_A_Pest_Control_Company_For_Your_Treatment_Of_Domestic_Pests