This document discusses the startup costs and administration costs associated with different business structures such as sole trader, partnership, and proprietary company. It explores the legal formalities, registration fees, and compliance requirements for each structure. The document also examines the ongoing costs and reporting burdens for each structure. Additionally, it delves into the personal liability of owners and the separation between business structure and owners. Furthermore, it provides insights into the fiduciary duties of partners and directors in partnership and company structures.