By registering your property with Eco-Site and allowing Eco-Site to include your property in its data base of available locations, you are authorizing Eco-Site to market your property to the wireless carriers. Therefore, if Eco-Site presents you with an expression of interest from a wireless carrier as a result of its marketing efforts, for a period of one-year after Eco-Site presents you with such expression of interest, you agree not to engage in direct negotiations with such wireless carrier and to work only through Eco-Site in the development of any wireless infrastructure for the benefit of such carrier on your property.