The regulation of on-line s in the United States is complex, and are mainly governed at the state level. https://cert.zero.camp/safeguard/?site=turnname.com%2F%EC%9A%B0%EB%A6%AC%EC%B9%B4%EC%A7%80%EB%85%B8-%EC%84%B9%EC%8B%9C%ED%95%98%EA%B2%8C-%EC%A6%90%EA%B8%B0%EB%8A%94-%EC%98%A8%EC%B9%B4%EC%9D%98-%EB%B9%84%EB%B0%80%2F