Acme Refrigerant Reclamation Company performs large-scale reclamation of contaminated refrigerants as mandated by the U.S. Environmental Protection Agency.
It wishes to determine what types of companies will have use of this service, so the marketing director designs a questionnaire intended for telephone administration. Respondents will be plant engineers, safety engineers, or directors of major companies throughout the United States.
Should Acme use a professional field data collection company to gather the data? Why or why not?