How do parlays work and are they worth it?

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A parlay combines two or more bets ("legs") into one ticket. Every leg has to win for the parlay to cash. If one leg loses, the whole ticket loses. If a leg pushes or is voided, most books drop it and recalculate at the shorter odds, but check your book's house rules.

The payout grows because each leg's odds multiply together.

Worked example (two legs at -110):
  • -110 in decimal odds is about 1.909
  • 1.909 × 1.909 ≈ 3.645
  • A $10 parlay returns about $36.45 total, which is $26.45 profit
If you bet those two games separately ($10 each at -110) and both won, you'd profit about $18.18. The parlay pays more, but now you need both to hit. Each -110 leg needs roughly a 52.4% chance just to break even, and the odds of hitting several in a row drop fast.

Are they worth it? For most bettors, parlays are entertainment more than a long-term strategy. The sportsbook's margin compounds with every leg you add, so the house edge on a 4- or 5-leg parlay is usually much bigger than on a single bet. Plenty of people still enjoy a small parlay with a little money for the upside. Just keep the stake small and don't chase.

Quick tips: - Size parlay stakes smaller than your straight bets - Fewer legs = better chance of cashing - Read how your book handles pushes and voided legs

What's your take: do you bet parlays regularly, stick to straight bets, or keep parlays as a small "fun money" play? What's the most legs you've ever hit?

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