When the coin drops you have to do Buy more. That means you have to make a gradual purchase. Make sure you know what you are investing before making a major purchase. But the best tactic is never to invest what you can not get rid of. If you have to take a loss, you may lose money but you win some experience.
when your world are here only you have to be productivity , well off course you are know what are to be more basic here is to buy what are the coin that you've been want to have for specially for the market falls price of it.