Under $500k = 0%$500k - 750k = 3%$750k - 1M = 6%$1M - 1,5M = 9%$1,5M - 2,25M = 12%$2,25M - 3M = 15%3M - 4M = 18%4M - 5M = 21%5M - 7M = 24%7M - 10M = 27%over 10M = 30%The effect of the boycott will be reduced by 3% after each home match, as the fans cool down. Should there be another boycott while the existing one still lasts, the effects will be added together (maxing out at 30%).
it happens when you have money but you dont win. you need to win at least 1 match in every 1/3 of the season.