This strategy is good and best to fit on the best coins that having great trading and great chances where you can get success to buy fast selling earning I think this is also called a day trading but Bcn and doge I good in think for a day trading
It would not take much time for me to buy and sell, when I used to do this while listing the new currency in the big market, the movement was so fast and I could earn 10-20%. If you have to do this, then you need the most important amount of currency options because it is usually fast and i am always maintenance this strategy.