There are many great stories about this. One could be about a person who shows genuine kindness and empathy to win over others.
Some of the best stories might include examples of people being selfless and putting others' needs before their own to gain friends and have an impact. Or perhaps a tale of someone who uses effective communication skills and positive body language to charm and persuade others.
Well, a good story could involve someone who actively listens and offers helpful advice to build strong relationships. Another might feature a person who is consistently reliable and trustworthy, influencing those around them positively.