Many organization tricks seem unhelpful for those that are space challenged but this is genius: for under-sink organization use a small closet rod for spray bottles. Labels on their back-ends might help, too. Life hack
This simple DIY project is the answer to shoe storage in small spaces at the back door. It is also the answer for larger spaces where there is no closet to hide shoes or for people who simply like order in their lives. This DIY shoe rack is made from a stained board and coat hooks. Mount the board into wall studs and hang your shoes. You can do 2 or 3 racks like this.