local model = game.Workspace.Car --or whatever the path to the model of your car is
local playerValue = game.Workspace.Car.StringValue
local deleteButton = game.Workspace.Car.DeleteButton
local button = script.Parent --or whatever the path to your button is
local destination = Vector3.new(x, y, z) --the 3D coordinates of where you'd like the   car to spawn

local function spawnCar(Clicker)
     model:MoveTo(destination) --use this if you want to move the car that's in the  dealership
     model:Clone():MoveTo(destination) --use this if you want to make a copy of the car and move that
     playerValue.Value = Clicker.Name -- sets the person who clicked's name to the value.
end

local function deleteCar(Clicker)
     if playerValue.Value == Click.Name then -- if the players name is the same as the owner's name
            model:Destroy() -- destroy the car if it is
     end
end


button.MouseClick:Connect(spawnCar) --notice it's "spawnCar", NOT "spawnCar()"
deleteButton.MouseClick:Connect(deleteCar) -- notice it's "deleteCar", NOT "deleteCar()"