(a) 
Except as provided herein, it is unlawful for any person or vehicle to be present in a parking lot (or in an area of a parking lot designated as prohibited to unauthorized presence) which has been posted with a sign prohibiting unauthorized presence.
(b) 
In situations where presence in the entire parking lot is not prohibited, as when a location has multiple businesses and some businesses may remain open, physical barricades and signs shall be placed to designate the area(s) in which there is to be no vehicle parking or human presence during the prohibited hours.
(c) 
The hours of prohibited presence shall be posted along with the signs prohibiting the unauthorized presence. In certain circumstances, the prohibitory text and hours of prohibition shall be painted on or affixed to the barricades designating the closed area(s).
(d) 
When barricades are used, the text shall be in letters no less than one inch in height. When signs are used, they shall be at least one foot by one foot and the text shall be in letters no less than one inch in height. The sign(s) and/or barricades shall read substantially in either of the following two ways:
WARNING
Unauthorized presence on parking lot after business is closed violates Sunnyvale Municipal Code § 9.52.010, p.m. to ____ a.m.
or
WARNING
Unauthorized presence in parking lot after business is closed, or in designated closed areas, violates SMC § 9.52.010, 10:00 p.m. to 3:00 a.m.
(e) 
Any person who violates this section shall be deemed guilty of an infraction and, upon conviction, shall be punished as provided in Section 1.04.
(Ord. 2363-91 § 1)