Chords Used:   Em7,    C,    G,    D/F#

(It helps if the middle finger is rooted on Fret 2, String 4 (D), when switching 
between Em7 and C.)

Into/Verse/Pre-Chorus
     Em7            C             G
|-----3-------------0---------------------------------------------------|
|-----------3-------------1-------0-------------------------------------|
|--------0-----0-------0-----0----------0-----------0-------------------|
|------------------------------------0-----0-----0-----0----------------|
|-----2-----2-------3-----0---------------------------------------------|
|---------------------------------3-------------------------------------|

     Em7            C             G
|-----3-------------0---------------------------------------------------|
|-----------3-------------1-------0-------------------------------------|
|--------0-----0-------0-----0----------0-----------0-------------------|
|------------------------------------0-----0-----0-----0----------------|
|-----2-----2-------3-----0---------------------------------------------|
|---------------------------------3-------------------------------------|
repeat 7x (for full intro/verse)

Pre-Chorus
|--------------------------------------------|
|--------------------------------------------|
|------0---------0-----------0---------0-----|
|---0-----0---0-----0-----0-----0---0-----0--|
|--------------------------------------------|
|--------------------------------------------|

Chorus:
    Em               C              G              D/F#
|--------------------------------------------------------------------------|
|----0--------0------1-----------------------0------3----------------------|
|----------0------------0-----0-----0-----0-------------2-----0------------|
|-------2------------------2-----------0-------------------0---------------|
|----2---------------3-----------------------------------------------------|
|-----------------------------------3---------------2----------------------|

      Em               C               G
|--------------------------------------------------------------------------|
|------0--------0------1---------------------------------------------------|
|------------0------------0-----0------0-----0------------0----------------|
|---------2------------------2------------0-----0------0-----0-------------|
|------2---------------3---------------------------------------------------|
|--------------------------------------3-----------------------------------|
repeat



Bridge:
      C                        G             D/F#
|---------------------------------------------------------------------------|
|-----1--------1------------------------------------------------------------|
|--------0-----------0-----0----0------0-------2-----2----------------------|
|-----------2-----------2-----------0-----0-------0-----0-------------------|
|-----3---------------------------------------------------------------------|
|-------------------------------3--------------2----------------------------|

      C             G           D/F#
|---------------------------------------------------------------------------|
|-----1----------------------0---3------------3-----------------------------|
|--------0-----0----0-----0---------2-----2------2-----0--------------------|
|-----------2----------0---------------0------------0-----------------------|
|-----3---------------------------------------------------------------------|
|-------------------3------------2------------------------------------------|
repeat 3x, then back to Pre-Chorus

It helps if the middle finger is rooted on Fret 2, String 4 (D), when switching between Em7 and C.