DeliverySheetPanel.cs

using UnityEngine;
using System.Collections;

public class DeliverySheetPanel : MonoBehaviour {

	public InventoryManager inventoryManager;
	public GameObject listItemPrefab;

	// Use this for initialization
	void Start () {
		//PopulateList ();
	}
	
	// Update is called once per frame
	void Update () {
		PopulateList ();
	}

	private void PopulateList()
	{
		foreach(Transform child in transform) {
			GameObject.Destroy (child.gameObject);
		}

		foreach(ItemOrder itemOrder in this.inventoryManager.orders) {
			GameObject deliverySheetItem = Instantiate (this.listItemPrefab) as GameObject;
			deliverySheetItem.transform.SetParent (this.transform);
		}
	}
}