It's pretty simple to use. Click on "Show Coupon Code" and copy the code.
It's time to start saving. This is how its done:
1. Go to Borrowlenses.com.
2. Search for the item you wish to borrow.
3. Choose from the different categories and different types of your items.
4. Pick the one suitable to you by clicking on it, a new page appears with your item's description.
5. Click on "Add to cart" a pop up window appears. Click on "Proceed to cart".
On the right side of the new page, with your rental dates, click on "Add" in front of "Promo code/gift certificate". Type in your code.