From nothing to the horrible, our roof is getting more and more of the pigeons, these so call "have the wing rats " start mess up our side of the house, we have spend 20 minutes sweeping side of the house daily, it is terrible and smells bad, by compare with all the companies in Vegas, we have chose the Pigeons be gone and it is our best choice be far, they have use best of the material, most company use plastic spike and "Pigeons Be Gone" use stainless steel! with quality of the work, they have also clean my windowsill which is mess up by those pigeons, after day or two, the owner of the "pigeons be gone" has come back to make sure those un-want pigeons are really goes away, my house now are really like their company names says "pigeons be gone" .... I would recommend any one who having the pigeon problem for this company, I am willing to answer any of the email comes to the question!