Labels are key in my book. My totes nest on top of each other and I group them together by usage. Example: All holiday totes are in one area, grouped by the holiday.
Betty: maybe this will help
organize many tote bags, or, organize inside a tote bag?
If you are talking about organizing the contents of one PURSE tote, Amazon sells drop in inserts that have a somewhat rigid structure. These inserts make it super easy to move all the contents of your tote to another one. You simply lift out the insert and drop it the other one.