What the law says

Section 2. Definitions.–(a) “Private detective business” shall mean and include the business of private detective, private detective business, the business of investigator, or the business of watch, guard, or patrol agency. (b) “Private detective business” shall also mean and include, separately or collectively, the making, for hire, reward, or for any consideration whatsoever, of any investigation or investigations for the purpose of obtaining information with reference to any of the following matters, notwithstanding the fact that other functions and services may also be performed for fee, hire, or reward:

Section 3. Licenses.–(a) No person, partnership, association, or corporation, shall engage in the business of private detective, or the business of investigator, or the business of watch, guard or patrol agency, for the purpose of furnishing guards or patrolmen or other persons to protect persons or property, or to prevent the theft or the unlawful taking of goods, wares and merchandise, or to prevent the misappropriation or concealment of goods, wares, merchandise, money, bonds, stocks, documents, and other articles of value, for hire or reward, or advertise his or their business to be that of detective, or of a detective agency, or investigator, or watch, guard or patrol agency, notwithstanding the name or title used in describing such agency, or notwithstanding the fact that other functions and services may also be performed for fee, hire or reward, without having first obtained a license so to do as hereinafter provided.