They can explore the world (known as the grid), meet other residents, socialize, participate in both individual and group activities, build, create, shop and trade virtual property and services with one another.
Likewise, unlike a traditional talker, Second Life contains an extensive world that can be explored and interacted with, and it can be used purely as a creative tool set if the user so chooses.
Since then, users aged 16 and over can sign up for a free account.
There is no charge for creating a Second Life account or for making use of the world for any period of time.
Avatars may take any form users choose (human, animal, vegetable, mineral, or a combination thereof) or residents may choose to resemble themselves as they are in real life.
They may choose even more abstract forms, given that almost every aspect of an avatar is fully customizable.