Jesse Biter, a 36-year-old software businessman and a millionaire, has bought downtown commercial properties in Sarasota with plans to create more retail space and residences. Biter, who made most of his earnings through an auto sales software business, acquired properties on Main Street downtown along with commercial properties and a penthouse condominium, the Sarasota Herald-Tribune said. Two companies connected to Biter bought properties ranging from the Pho Cali Vietnamese café…