Respondent advertised/offered to practice architecture, engineering and land surveying by posting an advertisement on Craigslist for architectural services, civil engineering, structural engineering, electrical engineering and RLS surveying without Board registration in violation of A.R.S. § 32-121 and A.R.S. § 32-145(1)(2)(3). Respondent firm engaged in the practice of a Board regulated profession without firm registration by advertising the practice of architecture, licensed and certified engineering, and land surveying without firm registration with the Board in violation of A.R.S. § 32-121 and A.R.S. § 32-141.