Participate in cash flow management by updating weekly plans based on the approved monthly plan, assist in selecting payment timing and financial flow planning, communicate with the treasury department regarding request statuses (e.g., delays), update the register of unpaid obligations to non-residents. Request invoices from accounting according to the approved plan. Verify payment details, monitor issuance dates, and ensure timely payments. Verify invoice amounts against approved budget limits. Monitor contract validity, ensure timely renewals, and check financial terms. Track contract balances against issued invoices (for fixed-sum contracts). Systematically follow up with reminders and ensure timely execution of critical payments. Prepare supporting documentation and coordinate approvals (e.g., contract signing). Propose improvements to templates and registers for internal process automation.