system put in place for business to keep a record of the movement of inventory or trading stock in and out of the business. system put in place for business to keep a record of the movement of inventory or trading stock in and out of the business. system put in place for business to keep a record of the movement of inventory or trading stock in and out of the business. system put in place for business to keep a record of the movement of inventory or trading stock in and out of the business. system put in place for business to keep a record of the movement of inventory or trading stock in and out of the business. system put in place for business to keep a record of the movement of inventory or trading stock in and out of the business. system put in place for business to keep a record of the movement of inventory or trading stock in and out of the business. system put in place for business to keep a record of the movement of inventory or trading stock in and out of the business. system put in place for business to keep a record of the movement of inventory or trading stock in and out of the business. system put in place for business to keep a record of the movement of inventory or trading stock in and out of the business.