Complex sentence: Scarlet Alliance aims to promote an increased understanding of sex workers and issues affecting them, and lobbies for policies which recognize sex workers as self-determining agents, with the option to choose where and how they work.
Split into simpler sentences: Scarlet Alliance aims to promote an increased understanding of sex workers and the issues affecting them. The organisation lobbies for policies which recognize sex workers as self-determining agents, with the option to choose where and how they work.