Let's say I am spending 250 USD to mine a coin of worth 330 USD, selling it immediately doesn't give me a big profit. If I am selling the same coin for 500 USD then thats a good strategy.
(amount spent on mining per coin in FIAT) : (Value of the coin)
when you get a good ratio convert the coin to FIAT.
If that strategy your going to use, yeah it is better if you save it until you get the amount you
Desire but there still a risk that bit coin might have a price drop in this coming months, but that
Has a very low chance of happening. Just saying what is one of the risk of saving btc.