Prematch arbs is a mathematically calculated arbitrage situation which appears due to a difference in bookmakers odds before the event. Consequently, you have a chance to bet all the opposing outcomes of the event with different bookies and get profit!
Newbies are advised to begin with Prematch arbs as a slow odds change makes it easier to play.
Arb strategy is the best choice for a newbie. You may be confident of managing arbs since the odds are changing pretty slowly, unlike in Live. Owing to simplicity of work and variety of events, everybody can win!