Georgia-based Tropical Smoothie Cafe will occupy a 1,684-square-foot space in the new Diamond 79 development located at 2980 Joe DiMaggio Blvd., Round Rock. The smoothie chain, which also offers a variety of flatbreads, wraps, sandwiches and breakfast items, is expected to open within the next five months, according to listing agent Frances Crossley. www.tropicalsmoothiecafe.com