4 note chromatic alternate picking. Moves up an down the fret board with the aim to synchronise hands and build speed. After getting comfortable with this, attempt all permutations of finger patterns.
1234, 1243, 1324, 1342, 1423, 1432
2134, 2143, 2314, 2341, 2413, 2431
3124, 3142, 3214, 3241, 3412, 3421
4123, 4132, 4213, 4231, 4312, 4321
--------------------------------------------------------------1--2--3--4-------||
--------------------------------------------------1--2--3--4-------------------||
--------------------------------------1--2--3--4------------------------------o||
--------------------------1--2--3--4------------------------------------------o||
--------------1--2--3--4-------------------------------------------------------||
--1--2--3--4-------------------------------------------------------------------||
^ v ^ v ^ v
--5--4--3--2-------------------------------------------------------------------||
--------------5--4--3--2-------------------------------------------------------||
--------------------------5--4--3--2------------------------------------------o||
--------------------------------------5--4--3--2------------------------------o||
--------------------------------------------------5--4--3--2-------------------||
--------------------------------------------------------------5--4--3--2-------||
^ v ^ v ^ v
Exercise 2 - Inspired by Paul Gilbert
6 note pattern to help with crossing strings and synchronise hands.
Ex 2a
--------------12-----------||
--12--13--15------15--13---||
--------------------------o||
--------------------------o||
---------------------------||
---------------------------||
^ v ^ v ^ v
Ex 2b
---------------------------||
---------------------------||
-------------9------------o||
--9--10--12-----12--10----o||
---------------------------||
---------------------------||
^ v ^ v ^ v
Ex 2c
---------------------------||
---------------------------||
--------------------------o||
--------------------------o||
------------7--------------||
--7--8--10-----10--8-------||
^ v ^ v ^ v