It shall be unlawful for any person to loiter or prowl in a place, at a time or in a manner not usual for law abiding individuals and under circumstances that either manifest the intent to commit an act or acts in violation of this title or that warrant alarm for the safety of persons or property in the vicinity. [Ord. 2848 § 1, 1991; Ord. 2703 § 1, 1988; Ord. 2559 § 1, 1985; Code 1970 § 9.36.010.]