Brilliant Timesavers and Organizing Ideas Store all the Lego manuals in one binder so you have them at your fingertips (plus find a bunch of other great Lego storage ideas in the link under the photo).
Each lego set is in a shoe box with a label either cut from the original box or printed out from the internet Lost & found bits are in a box of their own. All instruction books are kept in plastic sheet protectors and sorted in binders!
Here’s a major list of inspiration for LEGO storage ideas. From over the closet shoe holders where bricks can be sorted by color or size, to repurposed tool boxes, under the bed storage, and tackle bo (Cool Designs Storage)