1) Power refers to the ability to influence others and is present in any relationship. It derives from both personal attributes like skills and reputation as well as professional attributes like controlling resources.
2) There are different types of power including legitimate, reward, coercive, expert, and referent power which come from positions, ability to give rewards, ability to punish, expertise, and respect/liking respectively.
3) Organizational politics involves influencing the distribution of advantages through activities not formally required but that are used to achieve preferred outcomes when choices are disagreeable or uncertain. Common political strategies include forming alliances, selective use of information, and networking.