If you have a login for the SEVAS system, you can use this app to load the installation devices and traffic signs stored there into the app, update data offline on site and save photos and then update the data in the SEVAS system.The following authorizations are required:★ "Location" - To be able to locate the user on the map and to use the current location when creating new setups★ "Camera" - For photographing traffic signs and installation devices★ "External Storage" - For caching the offline map and images of road signs and landmarks