Profile Edit Requests -> Entries here.
[MUST READ] Request Policies & Procedures. Updated 6/6/2015 -> You need 1337 post for an image title request ("Basically what you are requesting for"), Text titles are unlocked at 500 posts, so you can request a text title at the moment. OR donate and get the premium tag and get all the premium perks. Make sure you read the thread that I provided, and other stickies in that section as well.
Have a nice day.