Pursuant to 1 DCMR § 3103.2, for a variance from the use provisions under § 330.4, the alley lot height requirements (§ 2507), the nonconforming structure requirements (§ 2001), the lot area width requirements (§ 401), rear yard requirements (§ 404), and side yard requirements (§ 404.1) to allow the applicant to subdivide an alley lot into three separate lots and convert an existing automotive repair shop to an office use and two artist studios in the R-4 District at premises rear 1018 Irving Street, N.W. (Square 2851, Lot 837).