how to i get cash if the part destroy at "PartCollector"?

local Drop = script.Parent.Drop

function MakeBlock()
    local Block = Instance.new("Part", game.Workspace)
    Block.CFrame = Drop.CFrame
    Block.Size = Vector3.new(2, 2, 2)
    Block.Material = Enum.Material.Pebble
    Block.BrickColor = BrickColor.new("White")
    game.Debris:AddItem(Block, 7)
end

while true do
    wait(1)
    MakeBlock()
end