fix(bil): doc update (#4440)

* fix(bil): doc update

* Apply suggestions from code review

Co-authored-by: Néda <[email protected]>

---------

Co-authored-by: Néda <[email protected]>

Author: jsudraud

faq/billing.mdx

@@ -93,7 +93,7 @@ If you do not provide a valid VAT number, you will be considered an individual c
 
 ## Which payment methods does Scaleway accept?
 
-We accept Visa, MasterCard, CB, UnionPay, American Express, and SEPA. Note that you must add a credit card to your account before setting up a SEPA mandate.
+We accept Visa, MasterCard, CB, UnionPay, American Express, and SEPA. Virtual and pre-paid credit cards are not accepted. Note that you must add a credit card to your account before setting up a SEPA mandate.
 
 ## How can I pay my invoice?
 
@@ -111,6 +111,12 @@ If after several manual attempts you cannot manage to trigger a successful trans
   If you are unable to settle your invoice after the due date, your account is going to be suspended and your resources will be unreachable. You will then have another ten days to regularize your invoice before your resources are deleted.
 </Message>
 
+## How long do I have to pay my invoice before my resources get locked?
+After your invoice is issued, you have ten days to pay it. If you fail to settle your invoice within this period, your account will be suspended, and your resources will become inaccessible. You will have another ten days to pay your invoice before your resources are deleted.
+
+## Can I pay my invoice using a different payment method? 
+Unpaid invoices have to be regularized with a credit card. You can [add new credit cards](/billing/how-to/add-payment-method/) to your account.
+
 ## How can I add a billing contact to my account?
 
 The billing contact is an additional contact linked to your account which will receive your monthly invoices. This can be useful if invoices in your Organization are handled by another department.
@@ -128,6 +134,12 @@ You can add a billing contact directly from the User Account section of your Sca
 
 Refer to the [How to add a payment method](/billing/how-to/add-payment-method#how-to-add-a-sepa-mandate) documentation page for a complete guide on how to add a SEPA mandate.
 
+## Do I have to provide a VAT number?
+[The prices shown on our website include EU VAT](/faq/billing/#do-the-prices-shown-on-the-website-include-eu-vat). If you do not provide a valid VAT number, you will be considered an individual customer (B2C), and the local rate will be applied.
+
+## How can I remove or update my VAT number?
+It is impossible to edit your VAT number once a value has been set. [Contact our support team](https://console.scaleway.com/support/tickets/create) if you need to update it.
+
 ## My credit card validation code expired. What should I do?
 
 If your validation code expires, please [contact our support team](https://console.scaleway.com/support/tickets/create) to request a new code.

pages/billing/additional-content/reading-an-invoice.mdx

@@ -19,6 +19,9 @@ Your Scaleway invoice contains the following sections:
 
 - **Invoice number (1):** A unique reference number for your invoice.
 - **Invoice status (2):** Displays the billing period, issuing and due dates of the invoice.
+<Message type="note">
+     The **Stopped** status refers to invoices for which the billing period (calendar month) has ended, but the invoice is not yet issued.
+    </Message>
 - **Seller information (3):** Contact details of Scaleway SAS along with their VAT number.
 - **Customer details (4):** Includes postal address, email address, Organization ID, and for business accounts, the EU VAT number.
 - **Project table (5):** Provides information on invoiced Projects, including Project names, consumed resources, and total Project amounts based on consumption during the accounting period.

pages/billing/how-to/add-payment-method.mdx

@@ -13,16 +13,18 @@ categories:
   - billing
 ---
 
-Before you can order Scaleway resources, you must add a payment method to your account. You can choose between two payment methods: **credit card** or **SEPA mandate**.
+Before you can order Scaleway resources, you must add a payment method to your account. You can choose between two payment methods: **credit card** or **SEPA mandate**. Virtual and pre-paid credit cards are not accepted.
 
 <Macro id="requirements" />
 
 - A Scaleway account logged into the [console](https://console.scaleway.com)
 - [Owner](/iam/concepts/#owner) status or [IAM permissions](/iam/concepts/#permission) allowing you to perform actions in the intended Organization
 
 ## How to add a credit card
-<Tabs id="add credit card">
-  <TabsTab label="Read the step-by-step">
+
+Follow our guided tour or read the instructions below.
+   <GuideFlow src="https://app.guideflow.com/embed/np1n0xoczk"/>
+
     1. Access the [Scaleway console](https://console.scaleway.com/organization).
     2. On the **Billing** page, click the [Payment and billing](https://console.scaleway.com/billing/payment) tab.
     3. Scroll down to **Payment methods** and open the **Credit card** tab.
@@ -44,12 +46,7 @@ Before you can order Scaleway resources, you must add a payment method to your a
 <Message type="important">
   You have up to 10 days to enter your validation code in the console.
 </Message>
-  </TabsTab>
-  <TabsTab label="See guided tour">
-   <GuideFlow src="https://app.guideflow.com/embed/np1n0xoczk"/>
-  </TabsTab>
-</Tabs>
-
+  
 <Message type="important">
   You can follow the procedure below to add a **debit** card as well.
 </Message>