Why do you not want to answer this thread?(Your answer will be sent to Jeanette and Aytekin)
is it possible to capture a signature as part of a form?
Yes, it is possibles. You can use one of the following widgets:
Inside of this guide you can find how to add a widget to your form:
How to Add a Widget to your Form?
Hope this will help. Let us know if you need further assistance.