Ground Floor Guitar is moving from 4009 Farnam Street in the Blackstone District to 1715 Cuming St in North Downtown. Ground Floor Guitar is joining spaces inside the Automatic Printing Co. building’s west bay with Forged Woodworks. The new space opens Saturday. The business will continue to offer guitar retail and repair but will include handmade furniture by Peyton Maas of Forged Woodworks. Future plans include collaborating to build guitars, amplifiers and accessories.