Get halfway through a model and find it's an unworkable mess? Can't add edge loops where you need them? Can't subdivide a mesh properly? If any of this sounds familiar check this course out.
ok here is a test rig for the legs. and yes i kno it pausees for some reason in the middle. thats cause i had some extra frames. i didnt fell like fixing it since it didnt matter anyways lol. :p