Jamba says turnaround efforts paying off

After swinging to a profit in the second quarter, Jamba Inc. said turnaround efforts will continue, including the expanded test of hot coffee to 300 stores this fall and the possibility of adding drive-thru locations.

Traffic and same-store sales trends for the 743-unit Jamba Juice chain improved sequentially, though they remained negative for the July 13-ended quarter, the Emeryville, Calif.-based company said.

However, economic challenges and cool summer weather in the chain&r