Why won't this house script work?

Script 1: (Main script)

                                                                                                     --[[
	Copyright® 2015 Code Much? 
                                                                                                      --]]
local debounce = false
local ID = 753277 -- Group ID

function onTouch(hit)
    if hit == nil then return end
    if hit.Parent == nil then return end
    if not game.Workspace:FindFirstChild("Home"..hit.Parent.Name) then
        if game.Players:findFirstChild(hit.Parent.Name) ~= nil and debounce == false and game.Players:GetPlayerFromCharacter(hit.Parent):IsInGroup(ID) then
            debounce = true
            local b = script.Parent.Parent:Clone()
            b.Parent = game.Lighting
            b.Name = "Home"..hit.Parent.Name
            wait(.4)
            script.Parent.Parent.OwnerName.Value = hit.Parent.Name
            script.Parent.Head:Remove()
            script.Parent.Parent.Thing.Head.SurfaceGui.TextLabel.Text = "Home Owner: "..hit.Parent.Name
            script.Parent.Parent.Parent.Name = "Home"..hit.Parent.Name
        end
            else
        end
    wait(3)
    debounce = false
end

script.Parent.Head.Touched:connect(onTouch)

Script 2: (Sellhome)

                                                                                                     --[[
	Copyright® 2015 Code Much? 
                                                                                                      --]]
function onButtonClicked()
local x = game.Workspace:FindFirstChild("Home"..script.Parent.Parent.Parent.Parent.Name)
if not (x) then
return
else
x.Home:Remove()
x.Name = "Home"
wait(.5)
s = game.Lighting["Home"..script.Parent.Parent.Parent.Parent.Name]
s.Parent = x
s.Name = "Home"
end
end
script.Parent.MouseButton1Down:connect(onButtonClicked)

Script 3: Lock/Unlock doors

                                                                                                     --[[
	Copyright® 2015 Code Much? 
                                                                                                      --]]
function onButtonClicked()
local z = game.Workspace:FindFirstChild("Home"..script.Parent.Parent.Parent.Parent.OwnerName)
if not (z) then
return
else
if script.Parent.Text == "Lock House Doors" then
script.Parent.Text = "Unlock House Doors"
z.Home.FDoor.CanCollide = true
z.Home.BDoor.CanCollide = true
z.Home.GDoor.CanCollide = true
elseif script.Parent.Text == "Unlock House Doors" then
script.Parent.Text = "Lock House Doors"
z.Home.FDoor.CanCollide = false
z.Home.BDoor.CanCollide = false
z.Home.GDoor.CanCollide = false
end
end
end
script.Parent.MouseButton1Down:connect(onButtonClicked)