(a) Words used in the present tense include the future, and words used in the singular number include the plural number, and the plural the singular.
(b) The word "shall" is mandatory and not discretionary.
(c) The word "may" is permissive,
(d) The word "lot" includes the words "plot", "piece" and "parcel"; the word "building" includes all other structures of every kind regardless of similarity to buildings; and the phrase "used for" includes "arranged for," "designed for," "intended for," "maintained for," and "occupied for."
(Ord. 10-16-67. Passed 11-20-67.)