- The person responsible for recommendations. Also the people you need to ask for input.
- The people who must agree on the final decision. These people are usually powerful and have influence.
- The person who in the end has to carry out whatever the decision is. This guy often doesn't have a say.
- The person who has the ultimate and final decision making authority. It is necessary that one person who holds the power to decide. There must not be more than one.