Arbitrage is usually carried out strategy trading, writing a certain trading strategy, into a code, through the robot 24 hours a day between the various exchanges.
THE FUCK?
??
Came on, why are you saying that shit? Do you even know what arbitrage means?
I will resume in here what wikipedia says.
Arbitrage is buying expensive and selling cheap on another place
If you do not even know of what you are talking about, THEN AVOID POSTING ABOUT THAT.