Survey
When you have selected "Send survey after x requests from a requester are closed :" the survey email will be sent when every x request from one particular requester gets closed. This will take effect for the request which gets closed after the survey result have been saved.When you have selected "Send survey after x requests are closed :" each time a request gets closed, it will send for a survey.As per the current model, the survey results will get deleted if you delete the survey questions.Rgds,Hima