[COLOR="RoyalBlue"][B][U][SIZE="6"]How can this be useful?[/SIZE][/U][/B][/COLOR]
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This simple include can be used in any kind of server.
We can use the example of a deathmatch server, you can recieve achievements like 'First Kill!', '100 Kills!', 'My first house', and several other cases. Roleplay servers, you can have achievements like 'Muderer!', 'Arrested', 'Bad Guy', and several other cases. And the list applies to a long list of different types of gamemodes.