From: fredrick
Song: Boulevard of Broken Dreams
Album: American Idiot
Tuning: Standard

This tab is a half step down from what the song plays
it, so if you want to play this with the song, 
you can do whatever it takes to tune it up a half step.

Bass chords:

Verse:
e|------------------------------------|
B|------------------------------------|
G|-------------------7-7-7-7----------|
D|-2-2-2-2--5-5-5-5--7-7-7-7--7-7-7-7-|
A|-2-2-2-2--5-5-5-5--5-5-5-5--7-7-7-7-|
E|-0-0-0-0--3-3-3-3-----------5-5-5-5-|
Chorus:
e|------------------------------------|
B|------------------------------------|
G|-5-5-5-5-----------7-7-7-7----------|
D|-5-5-5-5--5-5-5-5--7-7-7-7--7-7-7-7-|
A|-3-3-3-3--5-5-5-5--5-5-5-5--7-7-7-7-|
E|----------3-3-3-3-----------5-5-5-5-|

Treble Chords:

Verse:
   Em       Gsus     D        A
e|-0-0-0-0--3-3-3-3--2-2-2-2--0-0-0-0-|
B|-0-0-0-0--3-3-3-3--3-3-3-3--2-2-2-2-|
G|-0-0-0-0--0-0-0-0--2-2-2-2--2-2-2-2-|
D|-2-2-2-2--0-0-0-0--0-0-0-0--2-2-2-2-|
A|-2-2-2-2--2-2-2-2-----------0-0-0-0-|
E|-0-0-0-0--3-3-3-3-------------------|
Chorus:
   C        Gsus     D        A     
e|-0-0-0-0--3-3-3-3--2-2-2-2--0-0-0-0-|
B|-1-1-1-1--3-3-3-3--3-3-3-3--2-2-2-2-|
G|-0-0-0-0--0-0-0-0--2-2-2-2--2-2-2-2-|
D|-2-2-2-2--0-0-0-0--0-0-0-0--2-2-2-2-|
A|-3-3-3-3--2-2-2-2-----------0-0-0-0-|
E|----------3-3-3-3-------------------|

Thats all i have for now. Im almost 100% sure this is correct.