Add custom form code to HollerBox
Want to add other fields to HollerBox that aren’t currently available? If you use a CRM that provides custom form code then you can add that to your HollerBox popup.
You will want to edit your popup, then click to show Fields.
Where it says Paste your custom for code below, you paste the code you are given.
Make sure to turn on Use custom form code. Then you can save / publish your popup.