Vertical integration is when business is expanded through the vertical production line on one business. An example of a vertically integrated business could be Apple. Apple owns all their own software, hardware, designs and operating systems instead of relying on other businesses to supply these.[88] By having a highly vertically integrated business this creates different economies therefore creating a positive performance for the business.[citation needed] Vertical integration is seen as a business controlling the inputs of supplies and outputs of products as well as the distribution of the final product.[citation needed] Some benefits of using a Vertical integration strategy is that costs may be reduced because of the reducing transaction costs which include finding, selling, monitoring, contracting and negotiating with other firms. Also by decreasing outside businesses input it will increase the efficient use of inputs into the business. Another benefit of vertical integration is that it improves the exchange of information through the different stages of the production line.[citation needed] Some competitive advantages could include; avoiding foreclosures, improving the business marketing intelligence, and opens up opportunities to create different products for the market.[89] Some disadvantages of using a Vertical Integration Strategy include the internal costs for the business and the need for overhead costs. Also if the business is not well organised and fully equipped and prepared the business will struggle using this strategy. There are also competitive disadvantages as well, which include; creates barriers for the business, and loses access to information from suppliers and distributors.[89]

In corporate law and taxes, an affiliate is a company that is related to another company, usually by being in the position of a member or a subordinate role, a subsidiary. According to​ Investopedia, a subsidiary is a company "whose parent is a majority shareholder." (That means the parent owns 51 percent or more of the other company's shares of stock.