Limerick Fire Department was dispatched with Sanatoga Fire Company and Royersford Fire Department for a building fire at the Philadelphia Premium Outlets. There was a report of smoke from the ventilation system in the Polo Ralph Lauren Store. On arrival crews found smoke in the store and had the crew of Ladder 51 check the rooftop units. It was also noted there were other electrical issues within the complex. Crews established ventilation for two stores, while other personnel checked the remaining buildings to see if there were any other odors or possible electrical issues maybe occurring. PECO was notified and requested to respond and the incident was turned over to the maintenance department.