The On-hand and Inventory module is dedicated to the activities of the logistic user who takes care of finding the material or placing it in the right position, to survey the contents of each loading unit, or to rationalize the placement of the material in the warehouse. With the support of clear information received, the user is able to perceive directly on the "mobile" if the activity requires equipment or handling loading units. The inventory functionality are carried out under the check of special steps of controls and counting, which can bring the necessary adjustments on DNA ERP Core.