Possibly the price corrections takes place after sudden fluctuations may occur because of some investors decided to grab this good oportunity of selling. Indeed, if you have to think of huge profit you'll not to decide quickly to sell early because the signal right was just a temporary signs which is showing us the signs that price may rise even more higher than now. So for now, its a good idea to grab the low price buying and that investments will eventually grow for a few months when bitcoin's price pump's higher. Good and certain signals isn't having high and low fluctuations, but instead the trend is upward movement of the btc value.