Complex sentence: On May 8,2012, Reggie Brown sent an email to Evan Spiegel during their senior year at Stanford in which he offered to sell any former stake he'd had in the original product.
Split into simpler sentences: On May 8,2012, Reggie Brown sent an email to Evan Spiegel during their senior year at Stanford. He offered to sell any former stake he'd had in the original product.