This document provides an overview and summary of key considerations related to buying and selling a business and the associated practical tax consequences. It discusses various types of tax-free reorganizations under Section 368 including Type A, B, C, and D reorganizations. It also covers taxable transactions such as stock sales and asset sales. Additionally, it summarizes continuity of interest requirements, net value rules, Section 382 limitations on losses after ownership changes, and strategies involving partnerships, S corporations, and foreign corporations.