Effective prosecution is essential to deter grand corruption which has devastating impact on countries. Grand corruption cases are often controversial, complex and high profile. Because of their politically sensitive nature, the investigation and prosecution of such cases require considerable resources and careful planning. Given the powerful position of the players involved, more incentives are present for corruption to enter into the prosecution process. At the same time, integrity of the prosecution process is also important so that prosecution of grand corruption does not become a tactical tool against political opponents. Given the large scope of the topic, this expert answer focuses on progress monitoring and indicators in the domestic context and does not deal with international processes.