Based on the Marvel Previews #75, November for January 2010, I'd say you need to pre-order the following books in order to keep up with Spider-Man.
Core Titles
Amazing Spider-Man #617
Amazing Spider-Man #617, variant cover Joe Quinones
Amazing Spider-Man #617, variant cover Max Fiumara
Amazing Spider-Man #618
Amazing Spider-Man #619
Marvel Adventures Spider-Man #59
New Avengers #61
Spider-Man & The Secret Wars #2
Spider-Man 1602 #4
Spider-Man Noir: Eyes Without A Face #2
Spider-Man Noir: Eyes Without A Face #2, variant cover
Spider-Man: The Clone Saga #5
Ultimate Spider-Man #6
Web Of Spider-Man #4
Guest Apps
Amazing Spider-Man Presents: Jackpot #1
Deadpool #19
Incredible Hercules #140
Official Index To The Marvel Universe #13
Ultimate Comics Enemy #1
Reprints
Marvel Fairy Tales GN TPB
Spider-Man Magazine #9
Spider-Man: Election Day TPB
Spider-Man: Return Of The Black Cat Premiere HC
The List HC
Ultimate Spider-Man Vol. 22: Ultimatum TPB
Ultimatum TPB
Ultimatum: Requiem TPB