7. The owner service provider may reserve space in its cell sites to meet future needs in accordance with its development plan for the next two years. 8. All reasonable costs of site surveys, feasibility studies and necessary adaptations and changes to install the requesting service provider’s equipment, including costs incurred by the owner service provider, will be borne in full by the requesting service provider. 9. Service providers intending to install one or more cell sites after the date on which the new service providers licensed pursuant to paragraph 3 of article 81commence commercial services in Timor-Leste shall: a) Notify the other registered service providers licensed to provide mobile services of their intention and identify the specific location where the cell site is to be installed, and give 30 days notice to: i) State their interest in sharing the site(s); and ii) Make information available on the equipment to be installed as well as the space(s) to be occupied and/or any other information that the service provider to whom the communication is addressed may deem relevant; b) The service provider expressing an interest in sharing the sites in question, referred to as the interested service provider, must provide the service provider intending to build with the technical specifications of the planned sharing requirements, and in turn the service provider proposing the installation of the site must provide the information related to the requirements of the equipment it plans to install; c) The parties shall negotiate the requirements of a shared cell site, and the reasonable terms and conditions on which it will be shared; Unless otherwise agreed to by the parties, all reasonable costs of feasibility studies, planning, permissions, cell site facilities and installation shall be borne by the service providers in proportion to their use and reservation of the cell site’s capacity; and d) e) Where a service provider does not express an interest in following up the notification mentioned in subparagraph a) of this paragraph, this shall not hinder its right to, at any time, exercise its right to request sharing the cell site pursuant to this article. 10. Without prejudice to or limiting in any way service providers’ right to resort to dispute resolution mechanisms under Chapter XI, where the parties fail to agree on a technical matter relating to a denial of a request for sharing a cell site, already installed or to be installed, either party may call on the Authority to appoint an expert in cell site sharing to provide an opinion on this matter after reviewing the technical submissions of each involved party. 11. In order to promote the development of sites and the reciprocal sharing thereof, an owner service provider and/or a service provider intending to install a new site has the right to