Best learning instrument for demo practice?

I know, there have so many successful Forex traders in this forum! So, expert traders please share here your demo trading experience, how did you use your demo account? Which learning instrument helped you a lot in your demo? Reading eBook or video tutorials?? Please share your ideas?

Demo account is very effective and important for each and every traders in forex. Whether you are an expert trader or newbie you must use a demo account in order to run a safe and profitable forex business. As we all know that forex is the biggest market place and every day more than $4 trillion of trade business made here. So for survive in the market and to apply strong strategy I have started my trade journey with a demo account of ECNCAPITAL.