I bought a 16x36 Graceland Portable Utility Shed building as my sound shop, workshop, and bike storage.
I put 8' barn doors in the front with a ramp, 6' barn doors in the back, 2 human doors, and windows all around,
But they do have smaller options.
Very well made and very high quality.

http://www.gracelandportablebuilding...ortable-garage

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