Brooklyn-based Gemstar Development has filed applications for a four-story, seven-unit residential building at 49 Veronica Place, in Flatbush. The project will measure 5,461 square feet and its residential units should average 728 square feet apiece, indicative of rental apartments. There will be one unit on the ground floor, followed by two units per floor on floors two through four. Queens-based NY Building Associates is the applicant of record. The 1,709-square-foot lot is occupied by a two-story house. Demolition permits have not been filed.