Stop slum Lords

Do to my landlord not taking on the responsibilities of fixing things when things needed to be fix my family is homeless do to a electrical fire in the basement and do to have mold all out through the house water leaks and poor living conditions and I just don't want the next family or the family's that r still renting off him to go through what my family is going through I was lucky that the fire was only in the basement and we was home at the time and caught it in time but the next family or is other renters might not be as lucky I just want to stand up for them and I feel like the health department should inspect all his house to make sure they r up to code and to make sure the houses are safe and liveable for the family's please sign to protect the family's from this slumlord