Affordable. Dresses like these go for HUNDREDS of dollars. With renting, you'll only spend a fraction of the price.
Simple. When renting you don't have to worry about figuring out what to do with such an extravagant dress that you most likely will only wear 1 time.
Accessible. Dresses like these often take months to ship to Hawaii, there's shipping fees, or it can't be shipped to Hawaii at all! Within a drive you can pick up a gown for your next shoot.
Unique. You don't often see these type of dresses in your regular photoshoot.