At the least, they provide a reference point to the player of his or her relationship with the game world.

The cards, when used with the game's post office, would provide items to players.

Herbs growing on some levels can be used to provide great benefits to the player.

They provide certain forms of permanent support to the player throughout the game.

This is intended to provide access to new and existing players.

The decision to provide little information to the player was an initial challenge in creating the game.

This money is used to provide educational assistance to talented young players.

Knowing the dealer's hand provides significant information to the player.

Video games typically also use other ways of providing interaction and information to the player.

A new help feature was added, providing assistance to players who are stuck.