In_Tech.Corp

Here is the description for the Use Case Diagram:

Administrator

• Can manage login-Can update new products from suppliers
  
• Can manage users database include viewing user profile
  
• Can view products-Make payments to deliverers and suppliers
  
• Can view and reply feedbacks accordingly

Supplier

• Introduce new products to administrator
  
• View products of administrator
  
• Receive payments from administrator after supplied productsBanker
  
• Manage payments make by in between administrator, suppliers, users and deliverers

User

• Can login own profile
  
• Can view products-Have add to cart feature
  
• Make payments to administrator
  
• Can make return unexpected products to administrator through deliverer
  
• Can view and give comments or feedbacks

Deliverer

• Receive payments from administrator after success deliver products to users or vice versa
  
• Deliver products to users or administrator

Not user

• Can view products
  
• Can view feedbacks and comments only

-by Mohammad Rasool Sarrafi Aghdam-