An purchasing assistant helps to purchase products for their company to use or sell. They must be aware of stock and inventory at all times, as well as general sales and revenue trends (such as what is selling well or poorly). A purchasing assistant may be in charge of choosing which products to stock in inventory, as well as forming relationships with distributors and manufacturers.It is important for the purchasing assistant to maintain a positive demeanor, as the ability to cooperate and work in a team environment is essential.Computer skills are necessary in this position, as most purchasing assistants must type and run various company reports. Purchasing assistants also must be able to sit for long periods of time, as most of the day is usually spent in front of the computer.The position of purchasing assistant may require a bachelor's degree; however, many times, a high school degree or its equivalent will suffice. It may be necessary that purchasing assistants must be able to lift up to 25 pounds, as the need to lift and move filing boxes and other small- to medium-size packages may arise from time to time.