THE 2-MINUTE RULE FOR PNL

单向双向：某些产品的手续费只在开仓时收取，有些则在开仓和平仓时都收取；It's important to check P&L statements from unique accounting periods, as any variations after a while become a lot more meaningful as opposed to quantities them selves."hitparade.ch - Discographie PNL". Hung Medien. Retrieved 26 September 2016.