Like this: Like Loading Bitcoin scalpers usually trade on a 5 minute or lower timeframe, sometimes following tick charts which record every single trade without reference to time. That could change at anytime, obviously. This step-by-step guide will show you how to use Coinmama. If you want to actively trade altcoins with minimal slippage then for now this exchange is less than ideal. Trading is emotionally-taxing, involving long hours of boredom interspersed with periods of intense stress. Then again, if one idea changed the way transactions take place, another brilliant one might provide a solution for this as well.