This may simply seem like some practice poses with a piece of clothing, but pay attention to how dynamic the cloth seems and how it livens up the image.
Clothing and Folds Tutorial by juliajm15
How to draw legs, cheat sheet that I use :D
Gesture studies 1 by EduardoGaray on deviantART
SRC - Batch10 : Ichigo's by omocha-san on deviantART
awesome SRC- Batch8 by ZenithOmocha on deviantART
SRC - Batch 16 - From Sarah by omocha-san.deviantart.com on @deviantART