In doing so, it funds the early deployment of these technologies and allows these products and services and the businesses that produce them to become viable to larger markets. In particular, KfW in Germany offers programmes that provide particularly favourable refinancing schemes for municipal investment especially in structurally weak areas. These range from investments in infrastructure - including the development of industrial parks, road construction and sewerage networks - to investments in building refurbishment to improve energy efficiency and in the expansion of renewable energies.