(3-101) For the purpose of this ordinance, certain words and terms that apply to the ordinance are defined in Article Sixteen, Definitions.

(3-102) Words used in the present tense shall include the future, words used in the singular number shall include the plural number, and words used in the plural number shall include the singular.

(3-103) The word "shall" is mandatory and not discretionary.

(3-104) The word "may" is permissive.

(3-105) The word "lot" shall include the words "piece", "premises", "tract", and "parcel", and except when specifically stated otherwise, shall mean a "building lot".

(3-106) The word "building" shall include any structure designed or built for the support, enclosure, shelter, or protection of persons or property of any kind.

(3-107) The phrase "used for" shall include the phrases "arranged for", "designed for", "intended for", "maintained for", and "occupied for".