Graças Foster as the Transportadora Brasileira do Gasoduto Bolivia-Brasil. In 1998, Foster was working for a Petrobras unit that was involved importing natural gas from Bolivia. During this time, she met Dilma Rousseff, who in October 2010, would be elected to serve as the first female President of Brazil. In 1998, Rousseff was a relatively unknown energy official, serving in Rio Grande do Sul in southern Brazil. Foster and Rousseff developed a lifelong professional relationship, based in their mutual support of the leftist Workers Party, which rose to power in 2002, resulting in the election of Luiz Inácio Lula da Silva as
Dilma Rousseff indemnification has a symbolic value to her, and Rousseff demanded the requests be tried only after her departure from public office. On 5 April 2009, "Folha de S.Paulo" published, on its front page, an alleged criminal record of Rousseff containing notes about various crimes allegedly committed by her. The document would have been part of the file of the Department of Political and Social Order (), the military regime's political police. Rousseff questioned the veracity of the file, claiming that it was a forged document, which led the newspaper to declare that it had not obtained the document from DOPS'