Anchor: This may have serious political implications for the legal protection of the Postal Service monopoly on letter mail.
Entailed: Having legal protections on a monopoly on Postal Service for letter mail may have serious political problems. 
Contradiction: The legal protection of a monopoly on letter mail postal services will have no political problems.
Contradiction: There is no justification to the action.
Contradiction: A long line was formed by men.
Contradiction: Everyone is standing up.
Contradiction: they ask you for large payments when the bills start arriving