Conducting mail surveys can result in nonresponse error. which occurs when the potential participant is unwilling to participate or impossible to contact. Nonresponse can result in a reduction in precision of the study and may bias results. The purpose of this paper is to describe and make readers aware of a top ten list of mailed survey problems affecting the response rate encountere... https://www.nacrack.com/quick-grab-Chainsaw-File-super-grab/