private static void RunSample(string username, string password, string accountId)
        {
            // Connect to the service
            ContentForShoppingService service = new ContentForShoppingService("ManagedAccounts-Sample", accountId);

            service.setUserCredentials(username, password);

            // Retrieve the list of all existing accounts
            ManagedAccountsFeed feed = service.QueryManagedAccounts();

            // Display title and id for each managed account
            Console.WriteLine("Listing all managed accounts returned");
            foreach (ManagedAccountsEntry m in feed.Entries)
            {
                Console.WriteLine("Managed Account: " + m.Title.Text + " (" + m.InternalId + ")");
            }

            // Create a new subaccount entry
            ManagedAccountsEntry entry = new ManagedAccountsEntry();

            entry.Title.Text = "Bob\'s Shirts";
            AtomContent c = new AtomContent();

            c.Content          = "Founded in 1980, Bob has been selling shirts that you don\'t want for over 30 years.";
            entry.Content      = c;
            entry.AdultContent = "no";
            entry.InternalId   = "Subaccount100";
            entry.ReviewsUrl   = "http://my.site.com/reviews?mo=user-rating&user=Subaccount100";

            // Add the subaccount entry
            Console.WriteLine("Inserting managed account");
            ManagedAccountsEntry inserted = service.InsertManagedAccount(entry);

            // Update the managed account we just inserted
            c                = new AtomContent();
            c.Content        = "Founded in 1980, Bob has been selling shirts that you love for over 30 years.";
            inserted.Content = c;
            Console.WriteLine("Updating managed account");
            ManagedAccountsEntry updated = service.UpdateManagedAccount(inserted);

            // Retrieve the new list of managed accounts
            feed = service.QueryManagedAccounts();

            // Display title and id for each managed account
            Console.WriteLine("Listing all managed accounts returned");
            foreach (ManagedAccountsEntry m in feed.Entries)
            {
                Console.WriteLine("Managed Account: " + m.Title.Text + " (" + m.InternalId + ")");
            }

            // Delete the managed account we inserted and updated
            Console.WriteLine("Deleting product");
            service.DeleteManagedAccount(updated);
        }