This business law assignment consists of three case studies. The first analyzes the priority of a security interest held by Infinity Venture in the event of HealthPharm's insolvency. The second provides advice to HealthPharm regarding a proposal to divide its shares into two classes. The final case study outlines the obligations a company, such as HealthPharm, must fulfill when listing its shares on the Australian Securities Exchange (ASX). The assignment delves into relevant legal provisions and applications within the context of Australian corporate law.