Collect email addresses using the Email Address question type.
To add an Email Address question:
The Show checkbox is enabled by default and can’t be disabled.
Under the Options tab, you can further customize the question:
There are some limitations when using the Email Address question:
When you view your results in the Analyze Results section, you can view all responses at-a-glance in our Individual Responses table view. Or, view Question Summaries to view summaries of each survey question.
Charts aren’t generated for this open-ended question type.