I was looking into passing some information from the email to the server for the survey purpose like some companies are doing this already.
However, I wonder if it is a good idea to take user through all the security message user is presented with once the form is being submitted. For example, if user is using Gmail in Firefox, first user gets one message:
Then user gets another message:
Am I right to suggest that the content of these messages can easily put users off submitting survey data, and possibly, trusting your service at all?