Is there any way to attach a reference document to the survey form, so that users can consult it in the field? For example, bridge engineers may need to refer to a table of values as an input to a question on the form.
Please take a look at the response to a similar GeoNet forum question that was answered, by clicking on the link below. Let me know if you have any trouble accessing the forum or if you have any further questions related to the answer.
Are Attachments working for you?
In terms of working with an external document to provide guidance, what is it that needs to be referenced? If you have a table of values, it seems like it would make more sense to use a pulldata to bring up the appropriate values based on whatever criteria is being looked up.
Retrieving data ...