GETTING MY PNL TO WORK

$ While in the "function case" you liquidate the portfolio at $t_1$ realising its PnL (allow me to simplify the notation a tiny bit)Are regulatory bodies in control of regulating what you are able to do, or what You can not do? extra very hot queries$begingroup$ I have a time series of $pnl of a technique and very little else. Am i able to utilize