This is an E-supplement to GAO-08-874 This document presents the results of GAO's 2007 Survey of State Voting System Programs. The purpose of the survey was to collect nationwide information on requirements, activities, experiences, changes, and views relative to: voting methods and systems used; voting system approval, testing, and problem management; and federal resources and services. The Web-based survey was made available to state-level election officials in all 50 states, four U.S. territories, and the District of Columbia. We obtained responses from 47 states, all 4 territories, and the District of Columbia. The scope of this work did not include contacting election officials from local jurisdictions to verify survey responses. A more detailed discussion of our scope and methodology and a discussion of selected survey results are contained in our report entitled Elections: States, Territories, and the District Are Taking a Range of Important Steps to Manage their Varied Voting System Environments, GAO-08-874 We conducted our Web-based survey of state-level election officials from December 2007 to April 2008. We conducted our overall study from October 2007 to September 2008. The study, including Web-based survey, was conducted in accordance with generally accepted government auditing standards. Those standards require that we plan and perform the audit to obtain sufficient, appropriate evidence to provide a reasonable basis for our findings and conclusions based on our audit objectives. We believe that the evidence obtained provides a reasonable basis for our findings and conclusions based on our audit objectives.