Mini storage is also known as self storage. It makes use of a warehouse for storage purpose. Operators will divide a large warehouse into several small storage rooms in the form of annual or monthly rental.
In late 1960s, mini warehouse appeared in United States and launched with great success. The storage business quickly became competitive in the industry within a few years and various ancillary services of mini-storage was constantly improved. In early 1970s, a number of mini storage companies established and were located in the industrial area with lower rental costs.