Intelligence di base:
Informazioni su ambiti tematici, fenomeni, eventi, aree geografiche e soggetti/organizzazioni, impiegate quale materiale di riferimento per la pianificazione informativa o l’analisi di informazioni di interesse per la sicurezza nazionale.

da ”Glossario intelligence: il linguaggio degli organismi informativi“.

Basic Intelligence:
1. Intelligence, on any subject, wich may be used as reference material for planning and in evaluating subsequent information. 
2. The compilation of all available data and information on several subjects of broad interest to policymakers and other members of the intelligence community; fundamental, comprehensive, encyclopedic, and general reference material relating to political, economic, geographic, and military structure, resources, capabilities and vulnerabilities of foreign nations.
3. Factual, fundamental, and relatively permanent information about all aspects of a nation – physical, social, economic, political, biographical, and cultural – which is used as a base for intelligence products in the support of planning, policymaking, and military operations.

da “Words of Intelligence“, pag. 43.