Her legal adviser, Mark Stephens, said: "It is disgraceful. This prosecution is likely to cost as much as £5,000 to recover 20p. This is a scandalous abuse of the court system. She should have been allowed to pay the difference or, at worst, pay a penalty fare." He added that a criminal conviction could prevent MsMcKenzie working in the community in future or make it difficult to obtain a visa to travel to America.