Profit and Loss (P&L) for every open position is calculated
in real-time on most brokers’ trading platforms.
But there will be many times when you will want to make
them “on-the-fly” as in the instance of verifying that an anticipated
position meets your money management criteria.
(For example in writing your own custom expert advisor for
These calculations provide mission-critical information about
the relationship between several key factors:
pip values, dollar values, leverage, and margin.