You receive formal power in accordance with your position in the company and the authority associated with that position. Informal power stems from the relationships you build and respect you earn from your coworkers.
The effect leadership style has on subordinates depends on several
variables including the personality of the leader and the individual
team members. Typically, authoritative styles produce vastly different
results than cooperative styles. Research indicates the most-effective
leaders are those who are knowledgeable about the individual
personalities that make up their team. This is integral to meeting the
challenge of developing a leadership style that has the effect of
building solid teams and motivating high-quality.