Nice song featured on the TV series How I Met Your Mother (season 4
episode 23). There are no chords/tabs for this song so I thought I'd
make one lol enjoy =)

Standard tuning
Capo 1

Chords used (no capo):   F Dm  Bb C Abm Ab
Chords used (with capo): E C#m A  B F#m F#

x  mute
x2 play twice

Intro/verse 1:

strumming pattern: down down up up down up (this is only a suggestion,
there are many ways you can strum this song so just do whichever feels right)

E (022100@1)               C#m (x13321@4)               Ae|-0--0-0--0-0-0------4--4-4--4-4-4------0--0-0--0-0-0------| (x02220@1)B|-0--0-0--0-0-0------4--4-4--4-4-4------2--2-2--2-2-2------|
G|-1--1-2--1-1-1------x--x-x--x-x-x------2--2-1--2-2-2------| 
D|-2--2-2--2-2-2--x2--6--6-7--6-6-6--x2--2--2-2--2-2-2------| x2 for intro
A|-2--2-2--2-2-2------4--4-4--4-4-4------0--0-0--0-0-0------|
E|-0--0-0--0-0-0------x--x-x--x-x-x------x--x-x--x-x-x------|

EIt's (022100@1)the little things
   C#m (x13321@4)         A (x02220@1)                EThey (022100@1)pulled me in now I'm defenseless
 E (022100@1)                  C#m (x13321@4)          A (x02220@1)               EI (022100@1)try to ignore like I've done before but it's just useless

Pre-chorus:

B (x2444x@1)                 A (x02220@1)             EI've (022100@1)made up my mind that I'm gonna let you in
         B (x2444x@1)              A (x02220@1)And I'm not afraid but I have to say

Chorus:

E (022100@1)             BThis (x2444x@1)is gonna hurt if it ever ends
                     A (x02220@1)              EBut (022100@1)somehow you have shattered my defense
               E (022100@1)              BThis (x2444x@1)is gonna hurt if it ever starts
                     A (x02220@1)             E (022100@1)     C#mA E (022100@1)So promise you'll be careful with my heart

Verse 2: same chords as verse 1

It's the things you do
They made me fall hard for you and I can't help it
And it's every day that I feel this way
So just don't stop it

Bridge 2: same chords as bridge 1

I've made up my mind that I'm gonna let you in 
And I'm not afraid but I have to say

Chorus 2: slight difference at the end

This is gonna hurt if it ever ends
But somehow you have shattered my defense
This is gonna hurt if it ever starts
                     A (x02220@1)             E (022100@1)     C#mSo (x13321@4)promise you'll be careful with my heart

Bridge:

F#mI (244222@1)won't make excuses
                    AThey (x02220@1)just all seem useless
                   EYou (022100@1)don't have the time
C#m (x13321@4)               F#mI (244222@1)guess I'll take my chances
                F# (244322@1)           Anow (x02220@1)that I know love is on the line

Chorus 3: same as chorus 2

This is gonna hurt if it ever ends
But somehow you have shattered my defense
This is gonna hurt if it ever starts
                     A (x02220@1)              E (022100@1)       C#mSo (x13321@4)promise you'll be careful with my heart

Outro:

A (x02220@1)              E (022100@1)   C#mCareful (x13321@4)with my heart
A (x02220@1)              ECareful (022100@1)with my heart