/// <summary>
        /// Each Umbraco User should have an Umbraco Forms permissions record which holds their overall permissions for Umbraco Forms.
        /// This preserves existing permissions and adds a 'deny all' permission if there is no record.
        /// </summary>
        /// <param name="userId">The user.</param>
        /// <param name="forEveryone">if set to <c>true</c> overwrite all existing permissions with 'deny all'.</param>
        public void RemoveManageFormsPermissions(int userId, bool forEveryone)
        {
            using (UserSecurityStorage userSecurityStorage = new UserSecurityStorage())
            {
                var userSecurity       = userSecurityStorage.GetUserSecurity(userId.ToString()).FirstOrDefault();
                var hasSecurityAlready = (userSecurity != null);
                if (!hasSecurityAlready)
                {
                    userSecurity      = UserSecurity.Create();
                    userSecurity.User = userId.ToString();
                }
                userSecurity.ManageForms           = false;
                userSecurity.ManageDataSources     = false;
                userSecurity.ManagePreValueSources = false;
                userSecurity.ManageWorkflows       = false;

                if (!hasSecurityAlready)
                {
                    userSecurityStorage.InsertUserSecurity(userSecurity);
                }
                else if (forEveryone)
                {
                    userSecurityStorage.UpdateUserSecurity(userSecurity);
                }
            }
        }