At 07:01 hours PSC dispatched box 01-02 for the reports of a commercial building on fire. First arriving units went on scene to find a single story commercial strip with smoke showing. The incident commander immediately requested the second alarm be filled out. This brought Engine 331 with 4 volunteers to the scene. When the engine arrived on scene they secured their own water supply and ran the 250 foot pre connect line to the bravo exposures. once inside they assisted in opening up and locating any extension and extinguishing it. the engine company operated for approximately 90 minutes before returning to service.