Mobile shopping systems play a pivotal role in modern commerce, offering convenience, accessibility, and personalization to consumers while providing businesses with new sales channels and cost efficiencies.

As a system analyst appointed to develop a mobile shopping system for a retail company, you're entrusted with creating a platform that embodies these essential qualities. Your task encompasses enabling consumers to seamlessly browse products, make purchases, track orders, and manage their accounts. Additionally, you must equip administrators with robust tools for inventory management, order processing, and sales data analysis.

By fulfilling these requirements, your system will not only enhance the shopping experience for consumers but also empower the retail company to capitalise on the advantages offered by mobile commerce.

Within this context, you are required to perform the following:

$$ Describe the system objectives, scope, descriptions and benefits

$$ Describe an appropriate system development methodology

$$ Describe the feasibility analysis for the system

$$ Describe methods to determine system requirements

$$ Draw a Context Diagram for the system.

$$ Draw Data Flow Diagram Level $0$ for the system.

$$ Describe the functional and non$-$functional requirements of the system

$$ Draw and describe the system architecture design

Note: Please ensure to include all assumptions in the discussion.