In 1977, the game was split into two branches: the relatively rules-light game system of Dungeons & Dragons and the more structured, rules-heavy game system of Advanced Dungeons & Dragons (abbreviated as AD&D or ADnD). AD&D 2nd Edition was published in 1989.
Competitive intelligence is the action of defining, gathering, analyzing, and distributing intelligence about products, customers, competitors, and any aspect of the environment needed to support executives and managers making strategic decisions for an organization.
The focus of competitive intelligence is information gathering, while business counterintelligence is mostly concerned with protecting your information from such efforts on the part of other organizations.