After the creation of a contact form you can make sure that the fields entered by the user are sent via email in a precise order.

To do this you have to:

1. enter the block you've inserted the contact form in
   
2. insert an hidden field in the form
3. set propertiesParams as its name
4. as value, you'll have to insert the list of the field names you've put in the form, separated by commas

1. click on Ok to apply the changes.