Learn how validation attribute rules can be used to perform on-demand data validation that creates errors when rules are violated. If you are interested in following along, you can find a sample geodatabase with scripts at the following location: http://ow.ly/li9Z50BrePE --------------------------------------------------------------------------------------------------- Follow us on Social Media! Twitter: https://twitter.com/Esri Facebook: https://facebook.com/EsriGIS LinkedIn: https://www.linkedin.com/company/esri Instagram: https://www.instagram.com/esrigram The Science of Where: http://www.esri.com