Table 3A.

Establishments and industry services defined by the POI categories

POI Type	POI Category	Description
Shelter, Construction	Building Equipment Contractors	Installing or servicing equipment that forms part of a building mechanical system (e.g., electricity, water, heating, and cooling). The work performed may include new work, additions, alterations, maintenance, and repairs. Contractors installing specialized building equipment, such as elevators, escalators, service station equipment, and central vacuum cleaning systems are also included.
	Lumber and Other Construction Materials Merchant Wholesalers	Establishments primarily engaged in the merchant wholesale distribution of lumber, plywood, millwork, and wood panels; brick, stone, and related construction materials; roofing, siding, and insulation materials; and other construction materials, including manufactured homes (i.e., mobile homes) and/or prefabricated buildings.
	Building Material and Supplies Dealers	Retail of new building materials and supplies.
	Insurance Carriers	Establishments that are primarily engaged in initially underwriting and assuming the risk of annuities and insurance policies and establishments that are primarily engaged in assuming all or part of the risk associated with an existing insurance policy.
	Offices of Real Estate Agents and Brokers	Establishments primarily engaged in acting as agents and/or brokers in one or more of the following: (1) selling real estate for others; (2) buying real estate for others; and (3) renting real estate for others.
	Chemical and Allied Products Merchant Wholesalers	Establishments primarily engaged in the merchant wholesale distribution of chemicals; plastics materials and basic forms and shapes; and allied products.
Water, Energy, Food	Gasoline Stations	Sale of gasoline and lubricating oils. These establishments frequently sell other merchandise, such as tires, batteries, and other automobile parts, or perform minor repair work.
	Bakeries and Tortilla Manufacturing	Manufacturing of fresh and frozen bread and other bakery products. It falls under the broader category of Industries in the Food Manufacturing subsector transform livestock and agricultural products into products for intermediate or final consumption.
	General Merchandise Stores, including Warehouse Clubs and Supercenters	Establishments primarily engaged in retailing new goods in general merchandise stores (except department stores). These establishments retail a general line of new merchandise, such as apparel, automotive parts, dry goods, hardware, groceries, housewares, and home furnishings, with no one merchandise line predominating. Warehouse clubs, superstores, or supercenters are included in this industry.
	Beer, Wine, and Liquor Stores	Establishments primarily engaged in retailing packaged alcoholic beverages, such as ale, beer, wine, and liquor.