The alternatives that have been chosen for this study were identified through a broad search of the sources mentioned above. The reason as to why the varied options and alternatives were chosen were because of the different scope they covered and the possible benefits they would be able to provide the company if chosen to be a suitable option. The alternatives that have been identified are highly diverse in their nature and as a result their comparison was very subjective to their natures as well.
The facts that have been taken into account in this study are form industry reports and trade journals. As a result their reliability is based upon the reliability of the industry reports. However as the industry reports are usually reviewed and audited by peers as well as experts in the industry, they usually to contain up to date information which is reliable in nature.