Fans usually have a strong enough interest that some changes in their lifestyles are made to accommodate devotion to the focal object. Fans have a desire for external involvement – they are motivated to demonstrate their involvement with the area of interest through certain behaviors . Fans often have a "wish to acquire" material objects related to the area of interest, such as a baseball hit by a famous slugger or a used guitar pick from their musical hero. As well, some fans have a desire for social interaction with other fans. This again may take many forms, from casual conversation, e-mail, chat rooms, and electronic mailing lists to regular face-to-face meetings such as fan club meetings and organized conventions. A fan is a person who is enthusiastically devoted to something or somebody, such as a band, a sports team, a genre, a book, a movie or an entertainer. Collectively, the fans of a particular object or person constitute its fanbase or fandom. They may show their enthusiasm in a variety of ways, such as by promoting the object of their interest, being members of a fan club, holding or participating in fan conventions, or writing fan mail. They may also engage in creative activitie such as creating fanzines, writing fan fiction, making memes or drawing fan art.