On 29 May 2015, Muhammadu Buhari was sworn-in as president. With his incorruptible reputation and military experience, voters elected him to address Nigeria's security challenges and economic woes.In his first 100 days, a new urgency is evident as he tackles revenue leaks from government and NNPC in particular. Buhari wants to restore the fortunes of Nigeria's oil industry. His appointment of a new leader at NNPC raises hopes of fundamental changes to how it is run and offers encouragement to investors.But seasoned Nigeria-watchers have seen hopes raised before. Nigeria's fundamental weakness lies in the vested interests who prevent the changes needed to unlock its investment potential. Can Buhari break the mould and prove the exception? What can he realistically achieve and what does it mean for investors in the energy sector? In this downloadable presentation, we identify key signposts to look for, and assess the likelihood of them coming to fruition during Buhari's four-year term.