Buying And selling hoursTrading calendar & Trade holidaysTrading systemMarket modelsOrder typesVolatility interruptionTick dimensions & liquidity bandPre-trade controlsOrder-to-trade ratio : Hunting for a hairstylist to model approx four peoples hair for my marriage ceremony around the 23rd of Dec in Durbanville... Any ideas who i can use. Ilze H.: See all https://docs.google.com/spreadsheets/d/1BI7Z78NjDUwaHrBPBTJMWKEW8oeLcUwF/edit?gid=117013576#gid=117013576