In November 2001, they parted ways with EMI Latin. A month later, they released their second live album titled "El Concierto Sinfónico". They followed it with presentations in the island and in Florida, while they began to work in their fourth studio album. The album "La Prosperidad" was released independently in December 2002 with the single "Hay que Edificar". They supported it with a national tour through all the island finishing on May 31, 2002, with a concert at the Roberto Clemente Coliseum.