t accounts

1. As you have learned, substitutes can be an opportunity or a threat. The smartphone is a great example of a new product that eliminated the need for many other products. In groups, develop a list of the products that the smartphone has replaced. 1. As you have learned, substitutes can be an opportunity or a threat. The smartphone is a great example of a new product that eliminated the need for many other products. In groups, develop a list of the products that the smartphone has replaced