City officials are seeking bids to redevelop 7.5 acres northeast of downtown in the Martindale neighborhood. The property is the old Ertel Manufacturing plant at 2045 Dr. Andrew J. Brown Ave. The minimum purchase price is $548,000, and the land is designated for industrial or commercial development. The city plans to foot the $1.4 million cost of demolishing the existing buildings. Bids are due Aug. 15. What else is going on in this neighborhood?