Creating a plan for a low-cost automated inventory system

Your sister owns a small clothing store. During a conversation at a family dinner, she mentions her frustration with having to manually track and reorder high demand items. She would like an automated system but has a very small budget.
A Lynda.com video training link for Microsoft Visio training is provided on page 1 of this course guide.
Write a 4-5 page paper in which you create a plan for a low-cost automated inventory system in which you: 1. Describe all the necessary equipment. 2. Explain the costs involved in the creation of the system. 3. Describe the ongoing maintenance that will be required. 4. Provide a workflow diagram in Visio or equivalent software to illustrate how the system will work.