under the sink: rags and gloves, hang from hooks screwed into inside of cabinet door. grommet setting kit lets you make tear proof holes in cloth, rubber, other soft materials. place a tray just inside the cabinet for cleaning supplies
Closet studio storage-- this is similar to what I want to do with my office/craft room. Remove the closet doors that slide and put all the supplies and things in there with some nice storage/organization setup.