Return for refund is permissible if the product has not been installed.  It is our goal to deliver the latest roads and points of interest available, but due to the natural passage of time from when these millions of these data points are collected, compiled, tested, and released, some information may not be available.  Please contact us to check on any specific addresses, point of interests, or roads prior to purchasing the product. You can also submit missing data by using the REPORT MAP ERRORS link: https://www.mapnsoft.com/hyundai/map-error-reporter