Based on the Marvel Previews #86, October for December 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 #650
Amazing Spider-Man #651
Amazing Spider-Man #651, Tron variant by Mark Brooks
Spider-Man, Marvel Adventures #9
Ultimate Spider-Man #151
What If? Spider-Man
Guest Apps
Avengers #8
Carnage #2
Carnage #2, variant cover by Arthur Adams
New Avengers #7
New Avengers #7, Tron variant by Mark Brooks
Strange Tales Vol. II #3
X-Men: To Serve And Protect #2
Spin-Offs
Osborn #2
Reprints
Marvel Masterworks: The Amazing Spider-Man Vol. 13 HC
Marvel Masterworks: The Amazing Spider-Man Vol. 13 HC, Variant Edition
Marvel Universe Vs. The Punisher HC
Spider-Man: Black Cat TPB
Spider-Man: Origin Of The Species Premiere HC
Spider-Man: The Real Clone Saga TPB