-->
If you don’t have a UTMUP.COM account yet, please create one.
Follow instruction from How to integrate UTMUP.COM with website?
Put into the form input with name of parameters. For example:
<!-- begin your form-->
<form ...>
...
<input type="hidden" name="utmup[first_source]" data-utmup="first_source">
<input type="hidden" name="utmup[first_channel]" data-utmup="first_channel">
...
</form>
You can find all available parameters here.
After adding a field to the form, the UTMUP tracker will automatically fill it with UTM and other parameters.
The UTMUP tracker finds input fields using the data-utmup attribute. The value of this attribute should be the name of the parameter