This publication investigates the state of the British commercial computing market by cataloging available hardware, software, and service providers during the mid-20th century. Computer Consultants Limited compiled this data to provide a centralized reference for business leaders and engineers navigating the nascent digital landscape. The text serves as a technical audit of the systems, processing capabilities, and commercial viability of computing solutions available to British enterprises at the time of publication.

Historians of technology view this digest as a primary source for understanding the early adoption of computing in the United Kingdom. Experts note that the text provides a granular look at the specific technical constraints faced by businesses during the transition to automated data processing.