We have so many strategies to make profit or again in cryptocurrency, to start with buying coins if introduced and when it at a lower rate and hold for interval of months or years by then the coin will be listed to any exchange, so giving reference, if the coin worth 1$ from the beginning after a year the coins might have multiply or increase in the value, or buying a coin when it falls with small amount of finance and when it increases the capital using to purchase will be double or triple.