gltkn Is big law, to protect customers. Customers must have in the app/website option to delete their data. (close the account). Except financial/transactions data. It should be done directly from the app or sending request to company. So we must have option to download customer data ( like excel). And another option to keep only customer number and anonymized data for 1 year for exemple. check General Data Protection Regulation (GDPR) – Official Legal Text on google. you have a lot of plugins for wordpress woocomerce and others scripts on codecanyon.