1. It is sufficient to meet just one of the acceptable reorganizational patterns to obtain non-recognition treatment. 2. The continuity-of-interest doctrine is designed to prevent sales from being treated as nontaxable reorganizations. 3. To meet the "continuity of business enterprise" requirement, the acquiring corporation must continue the target corporation's historic business. 4. The combination of two corporations, pursuant to state law, to form a third corporation, is called a merger