A computer system for monitoring and enhancing the collateral security underlying a set of loans is provided, including a system for calculating the unsecured value of the set at any time and for initiating additional collateral enhancement instruments when the unsecured value exceeds a certain limit. The housing defines a pump chamber, a suction port and a discharge port. The storage container accepts packages, which are placed into a plastic storage box and moved by an elevator assembly to a particular storage bin located in a matrix of bins arranged in columns and rows. In one illustrative case, the functionality can display action information in a timeline presentation.