Scientology contribute a proportion of their income and comply with the Religious Technology Center (RTC) and its standards. Operating Thetan levels are offered only at Scientology's Advanced Organizations (Los Angeles, Sydney, East Grinstead and Copenhagen). The Flag Service Organization in Clearwater, Florida offers OT levels VI and VII. The Scientology ship "Freewinds" offers OT VIII. In 1955, Hubbard created a list of 63 celebrities targeted for conversion to Scientology. In a church policy letter in 1973, L. Ron Hubbard wrote, "The purpose of [the] Celebrity Centre is, to forward the expansion and popularization of Scientology through the arts." Scientology operates eight
Tax status of Scientology in the United States rents"), could Scientologists do the same? A case backed by the church, "Powell v. United States", was brought by a Florida Scientologist in 1990. Although a district court ruled against the petitioner, an appellate court ruled in 1991 that the case could proceed. However, it was discontinued in late 1993 after the Church of Scientology agreed to discontinue all of its lawsuits against the IRS as part of a settlement agreement. Even as the dispute between the Church of Scientology and the IRS continued, attempts were made to find a negotiated agreement. Talks in 1977 came close to settling the