Questions related to "Introduction to Electrodynamics" by David Griffiths should be posted in this forum, as it is suited for upper-division course content. Problems from lower-division courses are more appropriate for the introductory physics forum. Users express appreciation for Griffiths as a supplemental resource, noting its advantages over other texts like Reitz. The discussion highlights the importance of knowing where to seek help based on course level. Good luck with your course.