Complex sentence: It was later certified Gold by the Recording Industry Association of America (RIAA), denoting the shipment of 500,000 copies, although it is eligible for a double platinum certification, having sold 2,405,000 copies in the US as of July 2013.
Split into simpler sentences: It was later certified Gold by the Recording Industry Association of America (RIAA), denoting the shipment of 500,000 copies. It has sold 2,405,000 copies in the US as of July 2013.