This field is optional. Checking it allows you to specify additional X and Y parameters, to offer sales like:
<br><br>
Buy 1 get 1 free<br>
Buy 1 get 1 50% off<br>
Buy 2 get 1 for $5.99<br>
Buy 3 for $4.00<br>
etc...<br><br>
<b>Example 1:</b><br>
If you want to offer a "Buy (2) get (1) 50% off" sale:<br><br>
1. Check the "Buy x Get y for" field<br>
2. In the "X" field, enter 2<br>
3. In the "Y" field, enter 1<br>
4. Set the "Price Is" field to "reduced by"<br>
5. Enter 50 in the field to the right of "Price Is"<br>
6. Change the select input that is to the right of "50" to "%"<br><br>
<b>Example 2:</b><br>
If you want to offer a "3 for $6.00" sale, where the customer has to buy 3 to get the discount:<br><br>
1. Check the "Buy x Get y for" field<br>
2. In the "X" field, enter 3<br>
3. Make sure the "Y" field is blank<br>
4. Set the "Price Is" field to "exact amount"<br>
5. Enter 2.00 in the field to the right of "Price Is"<br>


