 The paper presents a comprehensive review of enhanced oil recovery, EOR, technologies, and their potential to increase final recovery factors in various types of reservoirs with a focus on sandstone and carbonate formations in turbiditic reservoirs, offshore and onshore fields, discussing risk and rewards of EOR methods including recent trends such as CO2 injection, high pressure air injection, HPI, and chemical flooding along with an overview of CO2 EOR project economics. This article was authored by Vladimir Alvarado and Eduardo Menrique.