The cooperative aims to promote and realize photovoltaic systems for its members through joint self-help. To this end, the cooperative may engage in all commercial, financial and other activities that are related to or suitable for promoting the purpose of the cooperative. The cooperative may establish branches in Switzerland and abroad, participate in other companies in Switzerland and abroad, and conduct all business that is directly or indirectly related to its purpose or suitable for promoting it. The cooperative may acquire, encumber, sell and manage real estate in Switzerland and abroad, and arrange financing for its own account or for the account of third parties.