TRADE ASSOCIATION SERVICES TO ITS MEMBERS INCLUDING DETERMINING MARKET POTENTIALS, GATHERING INFORMATION ON PRODUCT ACCEPTANCE, CHECKING DISTRIBUTION CHANNELS, SELECTING LOCAL MEDIA, MAKING OPINION SURVEYS, GENERAL RESEARCH BASED ON ACCUMULATED EXPERIENCES OF ITS MEMBERS, SPECIFIC SALES OR MARKETING ACTIVITIES, OBTAINING CASE HISTORY MATERIAL AND PHOTOGRAPHS ON SPECIFIC INSTALLATIONS OR OPERATIONS, AND CONTACTING THE LOCAL PRESS FOR PUBLIC RELATIONS AND PUBLICITY ACTIVITIES