This one is borrowed from saxophone. Great exercise for fretboard knowledge and alternate picking.
Coltrane V-I Alternate Picking Exercise
Alternate picking lesson. Not playing 3 note per string stuff. Hope you find this interesting. Sorry about the itchy nose!! Couldn't help it.
Advanced Alternate Picking Lesson
Here is how I practise sweeping. You can get them reasonably fast this way. Just remember to keep them clean.
Advanced Sweep Picking Lesson