Complex sentence: The album was certified Gold by the RIAA on September 18,2015 and Platinum on February 24,2016, and as of October 2015, the album has sold 572,000 copies in the US.
Split into simpler sentences: The album was certified Gold by the RIAA on September 18,2015, and Platinum on February 24,2016. As of October 2015, the album has sold 572,000 copies in the US.