This document provides an overview of corporate finance topics including debentures, charges, capital maintenance, and reduction of capital under company law. It begins by defining debt financing methods companies use to raise capital, such as debentures. It distinguishes between fixed and floating charges on company assets and examines rules regarding priority among charges. The document also discusses the principle of capital maintenance and permissible methods for reducing share capital, including court approval and protecting creditors. Key concepts covered include the definitions and characteristics of debentures, debenture holders, fixed charges, floating charges, and capital reduction.