The tip of the week is to learn to change your guitar strings! It's a handy Do-It-Yourself skill any guitarist should have. GT even has a tutorial on how to learn to do it.
This week's lesson is how to combining open and fretted notes using the pentatonic scale to make some neat sounding licks!
If you like this lesson, then GT has more that cover ideas on how to use open strings and pentatonic licks!