The implementation of a district-wide testing program requires careful consideration of credibility issues. These issues have been frequently overlooked or treated casually by test developers and users alike. It is well enough to study the reliability and validity issues involved when selecting instrumentation. It is also necessary to identify issues of feasibility and information in ways that garner staff and community support. A review of a district-wide testing program utilized the committee process, staff survey, field testing of all available standardized tests and study of staff development needs in applied measurement. Greater acceptance and more useable information resulted. (Author)