If we are taking bets, we should always consider our own personal reason for taking that bet, that same reason will be what we are going to use in determining for which side or on what should we gamble for, because this is all about our money and how we want to have it spend on gambling bet, the choice we made will determine the outcome of the bet we are playing and we wont be disappointed if we already made the right decision.
As far as I know in gambling decision making are the must important part of it because when you don't have a personal say or right to make decisions towards your gambling moment you would see that you can easily be switched off from the gambling house or site by fellow. So standing on your decision and work towards is the most important and crucial part.
A crucial part indeed as each decisions have a counter outcome, you need to make sure that you deal on it correctly either following the public or betting against the favorite in hope that if you timingly place your bet you'll be able to win decently, though betting against the public means playing against the favorite and placing your fate with the underdog, it's up to your good judgements if you win then you'll collect decent to huge amount if you lose time for you to move forward.