Must provide a reliable surplus of income over expenditure account, and therefore the creditworthiness equal to the basic sustainable surplus in the operating budget, which must be the difference between revenues and expenses of the annual financial budget of the municipality for the benefit of positive revenue, and this difference only be achieved through:
2. Increase fees and returns on existing services, even partial improvement of such services
3. taxing and / or new fees.
4. The cost-cutting, and rationalization in expenses.