This report details a network upgrade proposal for Priority Advertising, a company based in Brisbane with a growing client base and expansion to Toowoomba. The proposal focuses on designing a Local Area Network (LAN) to connect the company's five departments, including marketing, advertising, graphic design, photography, and HR & accounting, across multiple locations. The report includes a project proposal outlining goals, objectives, and required technologies such as routers, switches, and printers. It provides network planning, including logical and physical layouts, subnetting, and IP addressing schemes. The report also covers security measures, including VPNs and firewalls, along with recommendations for internet service providers. The goal is to enhance communication, resource sharing, and overall network security for Priority Advertising, supporting its business growth and customer demands for interactive advertising media.