Complex sentence: On August 19,2011 Romeo released his "I Am No Limit" mixtape which was originally supposed to be his fourth studio album before it got changed but Miller just decided it would be best to just release it as a mixtape for his fans.
Split into simpler sentences: On August 19,2011 Romeo released his "I Am No Limit" mixtape which was originally supposed to be his fourth studio album. Miller decided it would be best to just release it as a mixtape for his fans.