This finger exercise helps make it 
easier to stretch across  4 frets.
TRY TO GO AS FAST AS YOU CAN

E|-1-2-3-4-3-2-1-----------------------------|
B|---------------1-2-3-4-3-2-1---------------|
G|-----------------------------1-2-3-4-3-2-1-|
D|-------------------------------------------|
A|-------------------------------------------|
E|-------------------------------------------|

E|-------------------------------------------|
B|-------------------------------------------|
G|-------------------------------------------|
D|-1-2-3-4-3-2-1-----------------------------|
A|---------------1-2-3-4-3-2-1---------------|
E|-----------------------------1-2-3-4-3-2-1-|

Do Each string 5 times.