Set how many times a winning prize is shown to an entrant.
You can set the winning probabilities of your promotion by following these simple steps
1. Go to the Builder where you edit your promotion.
2. Click on the game element to open its settings (e.g. wheel, balloon, scratch off, etc).
3. Under the Prizes section, turn on the following option: 
4. With the above setting turned on, you will find a Quantity field under each of your prize options (or non winning options).
The quantity should be set for the number of times that the prize (or non prize) section should be shown to an entrant. So let's say you have set 4 different prize and non prize segments / options etc for your promotion:
- Prize option 1 - 10 sun glasses as prizes, then put 10 in the quantity field. (tick the winner field)
- Prize option 2 - 5 gift cards worth $5, then put 5 in the quantity field (tick the winner field)
- Prizes Option 3 - 100 discounts of 20% to be used in your ecommerce store, then put 100 in the quantity field (tick the winner field)
- Prizes Option 4 - 885 Losing or non winner options - set 885 in the quantity field (Do NOT tick the winner field).
The above would mean that you are expecting up to 1000 entries in to your promotion. Majority will receive a non winning result.
Now read up how to set your Result Messages as you must have one Result Message mapped to each of the prize options.