ARTICLE SYNOPSIS ...How To Use Tick, Tiki, TRIN For Daytrading by Terry O 'Brian These three indicators can be important guides in implementing trading strategies. Could they help you? The tick, the tiki, and the trading index (TRIN) -- indicators that are for the most part unknown outside trading circles -- can be important guides in implementing trading strategies. All other indicators are derived from these three; more important, they're easy to use and interpret. Critical to the use and understanding of any indicator, but especially in regard to these three, is the context in which we use them and the questio...