Typically the firm will attempt to leverage those opportunities that can be matched with internal strengths; that is to say the firm has a capability in any area where strengths are matched with external opportunities. It may need to build capability if it wishes to leverage opportunities in areas of weakness. An area of weakness that is matched with an external threat represents a vulnerability, and the firm may need to develop contingency plans.
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.