Yes, I have loads of CC so I have found this way of organizing CC works for me. I use my Temp folders for CC that is newly downloaded so I can check to see that everything is working with it before I move it into its 'proper' folder. MC Command Center is in MCCC and my other Mods go into my Misc Mods folder
K Clothing (K is for kids as I have both children and toddler clothes in it)
My buy folder is pretty much the same, I make a folder for each room, one for decor, indoor plants and one for misc stuff I then have subfolders in Build, Buy and CAS as these can be a few levels deep. There are many ways to organize, what I find easiest for me is making folders in my mods folder, My mod folder looks like this,