if the trader have made a choice for strategies, then they can contine to learn with using real account and with it then they will know the real condition and also get the experiences for trading psychologies, try to keep survive with a little capitla is good then they will learn how to make it stable or grow it.. The moment a trader is confident about his trades and starts to get regular and consistent profits in demo account , that is the time he can shift his focus and can start to trade from real account.