At the same time, checks and balances were instituted through internal controls: the Manual, the daily “Corrections” section adopted in 1991, a rule stating that objections to any article expressed by readers or people mentioned in the news should be printed, and, above all, the ombudsman position, created in 1989;[2] this position entails job security for its holder, whose aim is to criticize Folha and deal with complaints by readers and people mentioned in the news.

From the midpoint of the Brazilian military rule, Folha has kept a critical stance towards several succeeding administrations (Ernesto Geisel, João Figueiredo, José Sarney, Fernando Collor, Itamar Franco).

The newspaper's coverage about the administrations of Fernando Henrique Cardoso (PSDB) and Luiz Inácio Lula da Silva (PT) led to accusations of anti-governmental bias in both cases, though the two Presidents belong to rival parties.

He wrote “Queda Livre” (Companhia das Letras, 2003), collecting pieces labeled as “participative investigations” - seven essay-length reports on experiences that entail psychological risk.

In 2009, Publifolha launched “Seleção Natural - Ensaios de Cultura e Política”, with 25 of his essays on theater, movies and journalism, written on the previous 25 years.