If you are going to use some of the items on a regular basis, be sure to place them in the front of the unit, making access to them easier.
If storing tables, when possible remove the legs so that you can stand the tabletop vertically.
Use wardrobe boxes to hang clothing, draperies and other fabrics so that they can breathe while in storage.
Store sofas, couches, and tables on their ends (not recommended for sofa beds, however). Place an old sheet or plastic on the floor underneath the sofa to further protect the fabric.
When placing your items into storage, draw a simple map of where everything is located. Keep the map along with your lease so it will be handy when you need it.
If storing a dresser or chest of drawers, use the drawers as additional storage space. Pack lightweight items into the drawers to maximize the storage space and minimize the area you need.
Label everything you store in your unit and keep a written inventory along with your locator map.
When placing your boxes into self storage, place the heavier boxes on the bottom with each box stacked on top getting progressively lighter in weight.
If you are storing boxes of records or documents, consider using shelves to maximize your self storage space.
Remove or fold the handles on lawnmowers and other garden equipment. It is important that you drain all gasoline out of a tool before storing it!
Plan to cover your belongings once in storage for further protection.