Companies that offer storage units are similar to banks that offer safe deposit box. The companies and the banks are likelly to be the external party that individuals or institutions enstrust their valuable goods. For the exchange, individuals or institutions are required to pay for the service cost for the certain period. Both storage unit companies and banks are likely to be the party that the customers can count on. The crucial aspects such as the security and the access are likely to be the fundamental reasons of choosing a reliable storage unit company.
However, it is important for you to understand what you really need from storage unit as everyone can be different in purpose. The higher qualification you need, the more cost you must pay. It does not matter if you should spend high cost as long as you really need high qualification. It is terrible that you even pick the lower qualification while actually you require the exclusive storage units. The security level is certainly different. In this case, the security level is considered from the facilities that you may take.
On the other hand, if you are not going to put the goods in high value in storage unit, you do not need to consider renting the expensive options. The reason is that storage units with low qualification is not so cheap as well. Thus, you shou be quite realistic with your needs and your budget.
It is much better for you to allocate some amount of money for your saving. Here you can utilize it to plan the new building which is quite advantageous in long term. You should calculate the cost of both options in comparison. Suppose you run a company which is built for going concern, to set your own space for keeping your valuable goods seems to be the right option.