No person shall interfere with or obstruct in any way any police officer or other officer or employee of the City in his enforcement of the provisions of this Title. The removal, obliteration or concealment of any chalk mark or other distinguishing mark used by any police officer or other employee or officer of the City in connection with the enforcement of the parking regulations of this Title, if done for the purpose of evading the provisions of this Title, constitutes such interference or obstruction. (Ord. 651-97, 2-18-1997)