These include water-related events (such as droughts, floods or water impacts from pollution), a stable economy, political conditions that support the proposed reform, and advances from past reforms. Second, the review identifies some of the reform design features which are important in facilitating reform adoption. These include the preparation time before reforms, building a coalition of the willing, and including some type of compensation for farmers. For instance, undertaking a rapid and significant change in water policy rather than a gradual one may reduce the initial transaction costs, but will likely require more implementation efforts.