Usually I think of a subject to draw and then try out to uncover some inspiration on Pinterest. I don’t Have a very committed board for that – apart from portraits (I've a board identified as “Drawing References” which I often use for inspiration) Emphasizing Elements: Various line weights https://lorenzozdbun.blogolenta.com/34335489/the-definitive-guide-to-how-to-draw-with-ink-pens