Methodology.

The article discusses methodology involved in journal's online survey called Top Agencies conducted on business to business (b-to-b) marketing agencies in the U.S. It mentions that survey is based on small agencies which earn revenue less than 11.0 million dollars, midsize agencies between 11 million and 99.9 million dollars, and large agencies with 100 million dollars and up. It informs that finalists in each category are selected on their expanded capabilities, revenue growth, and clients.