Let's now implement the "Edit Product" functionality of our site.  We'll ultimately want users to see a screen like below when they visit the /Products/Edit/[ProductID] URL:

Figure 31

Like the "Add New Product" form post example above, we are going to implement this form edit interaction using two ProductsController Actions that we'll call "Edit" and "Update": 

Figure 32

"Edit" will display the product form.  "Update" will be used to handle the form's submit action.