-When investors start comparing portfolio stocks with index rise.
-When investors start expecting 100% in a month knowing that bank gives less than 10% in a year.
-When Investors start taking stock as liabilities instead of Assest.
-When investors start rotating stocks in portfolio.
-When investors start taking margins from brokers for day trading.
-When investors start borrowing for investment in stock market.
-When investors start treating stock markets as main sources of income.