channel, the Portal users can elucidate any doubts related to the accessibility or to its own content, as well as praise or make suggestions. Through this channel the Portal also receives many suggestions for improvement and denounces of misuse of public money. Challenges Monitoring and evaluating the impact of the Transparency Portal is an evolving area. The Office of the Comptroller General of the Union measures the average time spent on the website, as well as its bounce rates, pages per visit, visitors, most demanded searches, among other data. Access numbers have been used to identify demands for different queries and the depth of information researched by users. This analysis allows web managers to prioritise the most requested information in the layout. Bounce rates can be used to improve e.g. the frequently asked question section. Project Resources The Portal is administered by a Management Group and a Working Group (operational), composed of representatives of the areas of Corruption Prevention and Strategic Information, Internal Control and Information Systems, approximately 12 public officials (including Managers and operating team, most of them part time). In addition, there is a Technical Technology Group in total approximately 10 public officials working directly to Portal. This makes use of Public budget resources of the Federal Government. Approximately 137 000 USD was invested for the initial stage of the Portal's development, from the Office of the Comptroller-General regular budget. Nowadays, the Office of the Comptroller-General of Brazil (CGU) controls the program's database and the maintenance cost is