Joe Minicozzi of Urban3 LLC will discuss mixed-use developments that cater to pedestrians at 8 a.m. Aug. 27 at the Greater Des Moines Botanical Garden. He will also discuss what types of developments create the best return for local government investments. Networking begins at 7:30 a.m. Urban3 is a consulting company formed by an Asheville, N.C., real estate developer. The keynote address is sponsored by the Greater Des Moines Partnership, Des Moines Area Metropolitan Planning Organization, Iowa Economic Development Authority and others. RSVP by Aug. 24 to GreenStreets@iowa.gov.