Although limited by availability and location, that's a savings of at least $60 and something we've only seen previously offered to communities impacted by a natural disaster, marking this as the first time U-Haul has extended the offer company-wide. Shop Now Tips The free month applies to new customers with college IDs and is a limited-time offer subject to availability. The 30 days free self-storage offer also applies to usage of U-Box portable moving and storage containers.