In this case one has to look for coin with lowest rate ,and it must have shown some good heights in near future also.
Many who have missed this opportunity when the Crypto Market will get back it's highest market cap in the next few months.
Today is the best time to buy more while they are all cheap and on sale because when we are in the future, we should regret when we look back at the price values of our coins.
Buying today will offer us higher income and return of investments in the next few months or even a year.