- Old Aerosmith.com from ’97 to ’99 hosted demo clips, unreleased videos and full outtake lyrics
- Live versions of unreleased songs
- Interview comments from band members
- Copyright registration in ASCAP and BMI
- Website and personal archives of co-writers (Diane Warren, Jim Vallance and Richi Supa for example).
- Jhon Kalodner old web
- Leaked Bootlegs with full album sessions
- AF1 Japan leaked “Oxygen” in 2004
- Promo CDs: Unreleased Tracks from the Geffen era in 2008, and “Painted on My Heart” in 2000
- Abandoned DAT tapes after management deals were broken or going from one label to another
- Lost studio tapes through the years
- Anonymous Torrents, leaks from the band, staff, engineers, producers, etc