Associations
BUSINESS SERVICES AND NON-SCIENTIFIC RESEARCH

AMERICAN SOCIETY OF APPRAISERS
P.O. Box 17265, Washington DC 20041. 703/478-2228. Toll-free phone: 800/ASA-VALU. Fax: 703/742-8471. An international, nonprofit, independent appraisal organization. ASA teaches, tests, and awards designations.

EQUIPMENT LEASING ASSOCIATION OF AMERICA
4301 North Fairfax Drive, Suite 550, Arlington VA 22203. 703/527-8655.

NATIONAL ASSOCIATION OF PERSONNEL SERVICES
3133 Mt. Vernon Avenue, Alexandria VA 22305. 703/684-0180. Fax: 703/684-0071. Provides federal legislative protection, education, certification, and business products and services to its member employment service agencies.