ttyl is a young adult novel written by Lauren Myracle and is also the first book in the 'Internet Girls' series. In 2004, it gained attention for being the first novel written entirely in the style of instant messaging conversation.

TTYL : talk to you later!
TTYL #5 (promo) (Camp Confidential)
TTYL!: How Technology Has Become the New Mask for Deceit
"LOL--ttyl!!": Gender Differences in Instant Messaging
“G2C! TTYL! MYO!” – What? Communicating/Connecting with Digital Natives in Teacher Education
“G2C! TTYL! MYO!” – What? Communicating/Connecting with Digital Natives in Teacher Education
I'm Driving; G2G. I'll TTYL: The Inefficiencies of Pennsylvania's Text-based Communications Ban
SMS. OMG! LOL! TTYL: TRANSLATING THE LAW TO ACCOMMODATE TODAY'S TEENS AND THE EVOLUTION FROM TEXTING TO SEXTING
Click by Click, Teens Polish Writing; Instant Messaging Teaches More Than TTYL and ROFL
SPECIAL ISSUE: ENSURING ACCESS TO JUSTICE FOR SELF-REPRESENTED LITIGANTS: ADDITIONAL STUDENT NOTE: SMS. OMG! LOL! TTYL: TRANSLATING ...