Part (1)
E|--8----------------------------------|
B|--10---10----8---1---13---13---6-----|
G|--10---10----9---0---10---10---7-----|
D|--10---10---10---2---10---10---8-----|
A|--8----12---10---3---12---10---8-----|
E|-------------------------------------|

*hit the notes on the A string first and then strum the rest of the chord

Part (2)
E|--1--------------(8)----------|
B|--1---1-------6---6-----------|
G|--2---0-------5---5-----------|
D|--3---2-------3---5-----------|
A|--3---3---4---5---5-----------|
E|--1---------------6-----------|

*here, Mraz seems to be hitting just the C# note (4), however if you want a fuller sound
I suggest playing (4302x) once and then moving to the Dm (or whatever it's called).

Part (3)
E|---1---1---1---1------------------------|
B|---3---2---1---0-----------------6------|
G|---2---2---2---2-----------------5------|
D|---0---0---0---0-----3x| then-----5------|
A|---------------------------------5------|
E|---------------------------------6------|

End on F (133211)

VERB ON 2

E|-1--0--1h3---1-----1------|
B|-1--1--3------3-----3-----|
G|-2--0--2------3-----3-----|
D|-3--2--0------3-----3-----|
A|-3--3--0----1----1--------|
E|-1--0---------------------|