If you're in need of hulls, here is a good way to get your cost down to near promo load levels:

Winchester AA Rebate

Winchester has announced their rebate program on Winchester AA shells. The program starts May 14, 2015 and ends August 31, 2015. You can earn $2.00 per box (or $20.00 per case) up to a maximum of $100.00 per address when you purchase the qualifying Winchester ammunition. The rebate will be offered in the form of a check. All rebate requests must be received by September 15, 2015. The rebate form can be downloaded at www.winchester.com