Title: 1980–81 NASL Indoor season
Content:  The 1980–81 season was the North American Soccer League's second indoor soccer season.
Title: North American Soccer League (1968–1984)
Content:  Invitational were held with varying degrees of success. The NASL finally started a full indoor league schedule, a 12-game season with 10 teams, in 1979–80. For the 1980–81 season, the number of teams playing indoor soccer increased to 19 and the schedule grew to 18 games. The schedule remained at 18 games, but the teams participating decreased to 13 for the 1981–82 season. The league canceled the 1982–83 indoor season and three teams (Chicago, Golden Bay, and San Diego) played in the MISL for that season. Four other teams (Fort Lauderdale, Montreal, Tampa Bay and Tulsa) competed in a short NASL Grand Prix of Indoor Soccer Tournament in early 1983. The NASL indoor season returned for 1983–84 with only seven teams but a 32-game schedule.
Title: North American Soccer League (1968–1984)
Content:  the 1984 NASL season with only nine teams taking the field. On March 28, 1985, the NASL suspended operations for the 1985 season, when only the Minnesota Strikers and Toronto Blizzard were interested in playing. At the time, the league planned to relaunch in 1986. Of those final nine teams, the Chicago Sting, Minnesota Strikers, New York Cosmos, and San Diego Sockers joined the Major Indoor Soccer League for its 1984–85 season. The Tulsa Roughnecks independently played 11 matches in 1985, before suspending operations on July 17. The Golden Bay Earthquakes and Tampa Bay Rowdies managed to survive as independent franchises until they joined the WSA and AISA respectively. The Rowdies were the last surviving NASL franchise to play outdoor soccer, lasting until February 1994. The Sockers were the final league franchise to dissolve. They survived playing exclusively indoor soccer until 1996.
Title: North American Soccer League (1968–1984)
Content:  1980s the NASL and the MISL engaged in a bidding war for U.S. based soccer players, putting further pressure on league salaries and heightening NASL's financial problems. In an effort to vie for MISL's expanding audiences, the NASL operated an indoor soccer league from 1979–80 to 1981–82 and in 1983–84. As a result, the league ran a collective deficit in 1980 of about $30 million, with each team losing money. The San Diego Sockers lost $10 million from 1978 to 1983, and Tulsa lost $8 million from 1980 to 1983. The Washington Diplomats folded in November 1980, after owners MSG Corp. lost a rumored $5 million on the team in 1979 and 1980. NASL had 
Title: 1984 North American Soccer League season
Content:  By 1983, the NASL had shrunk to half of the 24 teams that made up the league in 1980. The ongoing salary war with the Major Indoor Soccer League had taken its toll, along with shrinking attendances and a lack of interest from American network TV broadcasters. The league made plans to have both an outdoor and indoor presence, with a 24-game outdoor season and 40-game indoor season scheduled for 1984 and beyond. The off-season following the 1983 outdoor playoffs saw three more teams fall by the wayside: the Montreal Manic, Seattle Sounders and Team America would all fold. The Fort Lauderdale Strikers decided to move to Minnesota because of a lack of 
Title: Jean Willrich
Content:  years playing outdoor soccer in the NASL, the Sockers were a decent, but not dominant team. The NASL introduced an indoor soccer season in 1979–80, however, San Diego did not participate. The following indoor season 1980–81, was the Sockers' first. That year they failed to qualify for the playoffs but the next year (1981–82, they swept to the championship. The NASL decided against an indoor season in 1982–1983 so, at the completion of the NASL outdoor season in 1982, the Sockers jumped to Major Indoor Soccer League (MISL) where it again won the 1982–83 MISL championship. The next year (1983–84), the NASL ran its last indoor season and the Sockers took that title as well. Willrich was named MVP of the 1984 
Title: North American Soccer League on television
Content:  The 1982–83 Major Indoor Soccer League season was the fifth in league history and would end with the San Diego Sockers winning their first MISL title. It would be the Sockers' second straight indoor championship, as the club had won the North American Soccer League's indoor league the previous spring. The league would enter into an agreement with the NASL in the summer of 1982 to begin plans for an eventual merger. Initial plans to have all 14 NASL teams play in the winter would not come to pass, as most teams preferred to concentrate on the outdoor season. However, the Chicago Sting and Golden Bay Earthquakes would join the Sockers for the MISL season. The MISL continued to make inroads on national television. While the 
Title: 1981–82 NASL Indoor season
Content:  The 1981–82 season was the North American Soccer League's third indoor soccer season.
Title: 1983–84 NASL Indoor season
Content:  Chicago's Karl-Heinz Granitza, the All-Stars won 9–8. Not surprisingly, the teams with steady management performed best through the season. The Sockers averaged over 11,000 for their home games and finished first, overcoming a slow 8-8 start. The hot streak continued in the playoffs as the team won all five of their postseason games en route to the NASL title. The NASL confirmed plans for 40-game indoor seasons in 1985 and 1986 near the end of the season, but folded for good in March 1985. By then, San Diego, Minnesota, New York and Chicago had joined the MISL. While the Sockers, Strikers and Sting experienced success in the MISL, the Cosmos would start the season but drop out on February 22, 1985.
Title: North American Soccer League (1968–1984)
Content:  decided to sell TV advertising locally, instead of recruiting national sponsors. During the 1980 offseason, the NASL Players' Association was in dispute with the league over projected payments for the indoor season, causing the players to file a lawsuit against the league. The 1981 season was even worse for the league, with the league's 24 teams again running a collective deficit of $30 million and every team losing money. Ted Turner's Atlanta Chiefs lost $7 million, the Minnesota Kicks lost $2.5 million, the Calgary Boomers lost over $2 million, and Lamar Hunt's Dallas Tornado had lost $1 million annually. At the close of the 1981 season five teams folded, with another two teams—the L.A. Aztecs 

Question: Verify the following claims with "True" or "False": I wasn’t aware that a soccer club has not 3500 members and competed in the 1980–81 NASL Indoor seasonseason.
Answer: True