A-1 Stor-It is an accommodating storage facility, managed by friendly on-site staffers. All the storage units feature drive-up space, which maximizes efficiency while loading and unloading. There are more than 360 units at this location, ranging from 10-by-10 to 10-by-20 square feet. A-1 also has RV parking spots. The prices here are very low by Santee standards.