I have the summer to deal with so many uninvited guests in front of my house: if I wegfahre times I find on my property no parking. Then I placed signs that were ignored. Finally, I looked around for parking ironing. I know that there are different amenities and prices vary considerably. It seems to me but also on the psychological side: here must not be parked. Good - the locks are perhaps not very effective - but who gets to create it, falls on already. And if the ironing or survive several clashes, may be doubted. But it is already a deterrent. For me, Ideal