Beside this, is high or low odds better?
"Low odds" means something is likely, and "high odds" means something is unlikely, but many people get the two confused. You'd be happy if these were the odds on your horse that wins at the track because you'd win a lot of money, but these aren't the odds you'd want if you need something to happen.
Likewise, how do you know which odds are better? Remember that lower odds return a higher profit.
Betting on the underdog is riskier than betting on a favorite, but a higher risk means a higher potential reward. The "longer the odds," or the less likely, the more money you could win.
Regarding this, what better odds mean?
"Low odds" mean something is likely, and "high odds" mean something is unlikely, but many people get the two confused. High odds mean that if you've placed a bet, you'll win a high payout; and low odds mean that if you've placed a bet, you'll win a lower payout.
What are odds of 1/2 or greater?
This refers to the odds of your chosen selection. If the odds are less than 1/2 (1.5 in decimals), your bet will not qualify for a free bet.