MediaWiki:Usersignup-marketing-wikia

Get a Gran Turismo Wiki account, have it apply across all of Wikia
By signing up, not only can you share your knowledge and love of cars and Gran Turismo, but when you sign up for a Gran Turismo Wiki account, you also get a Wikia account. Start collaborating with millions of people from around the world who come together to share what they know and love.

Get your very own watchlist
With an account, you can Watch your favorite pages and receive notifications when they're updated with new information, allowing you to keep an eye on your favorite topics within the Gran Turismo series and the car universe as a whole.

Get your own profile
Once you sign up for GTW, you also get your very own profile, complete with a Message Wall for your friends to chat with you on and a user page where you can add whatever you want. Personalize it with a picture of your favorite car, write a bit about yourself, link to your favorite pages, even update your avatar - it's all yours.

Unlock Trophies
Having an account allows you to earn Trophies as well as Trophy Points for doing certain things around the wiki. Compete with your Gran Turismo friends and see who can get the most points!

Have your edits credited to you personally
While you can edit without an account, by signing up you can have your edits credited to you personally, allowing you to receive credit for your work.