Hmmm, the reason I asked is because it's not populating the DB. I must have something wrong here then. I don't get any errors and the record saves to the orders table but the new columns are blank.
Here's my radio group:
<p>
<label for="OrderMode" >Delivery Method:</label>
<span id="spryradio1">
<span class="fieldGroup">
<label>
<input type="radio" name="OrderMode" value="Pick-up" id="OrderMode_0">
Pick-up</label>
<label>
<input type="radio" name="OrderMode" value="Drop-off" id="OrderMode_1">
Drop-off</label>
<label>
<input type="radio" name="OrderMode" value="Ship" id="OrderMode_2">
Ship</label>
<span class="radioRequiredMsg">Please select a delivery method.</span></span></span>
</p>