1.  What' s more the delivery will increase the risk of items' damage.

2.  What' s more the delivery will increase the risk of items' damage.

3.  What's more, delivery can increase the risk of item's damage.

4.  What's more, the delivery may increase the risk of items' damage.

5.  Moreover, the delivery will increase the risk of item's damage.

6.  What's more, the delivery may increase the risk of items' damage.

7.  What's more, the delivery may increase the risk of items' damage.

8.  What' s more the delivery will increase the risk of items' damage.