Proposal 818 on the Medium Spender track aims to expand the Polkadot ecosystem in Brazil through partnerships and collaborations, focusing on blockchain technology integration. Key points include the objective to convert interested parties into Polkadot builders or partners, educational strategies, account management, transformation in large companies, and support from parachains. The diverse team and experienced curators support the initiative, with a compensation structure based on goal achievement. In summary, the proposal offers a comprehensive approach to Polkadot ecosystem development in Brazil, emphasizing education, partnerships, and cultural transformation within companies, ensuring effective progress tracking and results monitoring.