Well if you had experience trading already you must keep in mind what is the first thing you did on your first trading. Did you think it well before buying those Alt Coins? How long did you hold those coins? Because as far as trading is concern the rules are Buy Low and Sell High all you need is a long patience. Before investing to any coins you need to study first what is the capabilities of that coin to hit high the market then if you think that will be a good investment then go for it but if not you should not. So think as many times as you can before investing.