public void PurchaseRocket()
        {
            App.NavigationService.Navigate("http://demos.bellatrix.solutions/");

            Select    sortDropDown          = App.ElementCreateService.CreateByNameEndingWith <Select>("orderby");
            Anchor    protonMReadMoreButton = App.ElementCreateService.CreateByInnerTextContaining <Anchor>("Read more");
            Anchor    addToCartFalcon9      = App.ElementCreateService.CreateByAttributesContaining <Anchor>("data-product_id", "28").ToBeClickable();
            Anchor    viewCartButton        = App.ElementCreateService.CreateByClassContaining <Anchor>("added_to_cart wc-forward").ToBeClickable();
            TextField couponCodeTextField   = App.ElementCreateService.CreateById <TextField>("coupon_code");
            Button    applyCouponButton     = App.ElementCreateService.CreateByValueContaining <Button>("Apply coupon");
            Number    quantityBox           = App.ElementCreateService.CreateByClassContaining <Number>("input-text qty text");
            Div       messageAlert          = App.ElementCreateService.CreateByClassContaining <Div>("woocommerce-message");
            Button    updateCart            = App.ElementCreateService.CreateByValueContaining <Button>("Update cart").ToBeClickable();

            // 1. Instead of the regular button, we create the ExtendedButton, this way we can use its new methods.
            ExtendedButton proceedToCheckout     = App.ElementCreateService.CreateByClassContaining <ExtendedButton>("checkout-button button alt wc-forward");
            Heading        billingDetailsHeading = App.ElementCreateService.CreateByInnerTextContaining <Heading>("Billing details");
            Span           totalSpan             = App.ElementCreateService.CreateByXpath <Span>("//*[@class='order-total']//span");

            sortDropDown.SelectByText("Sort by price: low to high");
            protonMReadMoreButton.Hover();
            addToCartFalcon9.Focus();
            addToCartFalcon9.Click();
            viewCartButton.Click();
            couponCodeTextField.SetText("happybirthday");
            applyCouponButton.Click();
            messageAlert.ToHasContent().ToBeVisible().WaitToBe();
            messageAlert.ValidateInnerTextIs("Coupon code applied successfully.");
            App.BrowserService.WaitForAjax();
            totalSpan.ValidateInnerTextIs("54.00€");
            proceedToCheckout.Click();

            // 2. Use the new custom method provided by the ExtendedButton class.
            proceedToCheckout.SubmitButtonWithEnter();
            billingDetailsHeading.ToBeVisible().WaitToBe();
        }