A method of storing and dispensing a fluid includes providing a vessel configured for selective dispensing of the fluid therefrom. More particularly, this invention relates to a system and method for using new trading instruments, namely, a system and method for trading new specialized contracts called eContracts, dContracts and oContracts on an open virtual exchange accessible via the Internet. These methods and structures can reduce final device shape sensitivity to process parameters, deposition temperature differences, specific material, time, andor geometry. Positive authentication is indicated in response to the base image reference point on the modified base image being aligned with the overlay image reference point on the modified overlay image after moving through at least one other pre-selected reference point. The allotted numbers represent a subset of the predetermined fixed range of numbers.