Stock Control:

Stock input is determined by checking the invoices. Stock output is the amount calculated for the realized portion of the construction. If the system is based on analysis, current value (resource) and quantity surveying databases, it is very easy to calculate the amount of resources used up in a progress payment period.

At the end of this process, (+,-) values in stock records indicates the accuracy of the hypothetical analysis. This deviation of the stock values is a warning and a base for more accurate analysis in our future projects.