After back testing, assuming the system looks lucrative, you may then test it in a demo account on the live market. Obviously this is a slower process because you have to wait for a trading signal instead of scrolling thru past charts.

it is possible to test a couple of systems at the same time in a forex demo account, which saves time. However, it is important to record them separately. It is necessary also to take into account the undeniable fact that operating a couple of systems in real time may mean that you miss some triggers. On the other hand if you plan to operate more than one system simultaneously when you switch to real money, it is a neat idea to do that in demo first so you can see the effect on your trading.

Testing your system effectively can take time, but it is time very well spent. While you are testing you’ll be learning a big amount about the behavior of the market and your own trading behavior, as well as the system itself. Traders often forget to consider their own behavior or trading style, but it’s critical to the successfulness of the system and is frequently why folks who follow systems that have was a success for other traders, have difficulty making them profitable. They look for more and more FOREX trading info but do not see that their own character has a repercussion on their trading too.