You can build a successfull track record. To build a successful track record, professional traders will forward-test their trading strategy on a small account. They will scale it to more significant amounts only if their trades in the small account have proven to be fruitful. Professional traders are commonly experienced in having greater control over their results by managing the risk/reward ratio.
To get long-term profitability, professional traders require two related skill-sets: Identifying a set of strategies that make more money than they lose and then use the strategies as part of a trading plan, and making sure that the strategies perform well in all market conditions. As a result, professional traders have the capabilities to avoid most traders' mistakes that make them fail in the long run because their strategies don't adapt to inevitable changes in forex market conditions.