Exclusion(s): Establishments primarily engaged in:

*providing credit information services (56145, Credit Bureaus); and *selling, installing, monitoring and maintaining security systems and devices (56162, Security Systems Services).

Exclusion(s): Establishments primarily engaged in:

*selling security systems for buildings, without installation, maintenance or monitoring services (41, Wholesale Trade, or 44-45, Retail Trade); *retailing motor vehicle security systems, with or without installation or maintenance services (44131, Automotive Parts and Accessories Stores); and *providing key duplication services (81149, Other Personal and Household Goods Repair and Maintenance).