> ## Documentation Index
> Fetch the complete documentation index at: https://docs.invopop.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Guides

> Get started, configure workflows, and achieve compliance across different countries and integrations.

Explore our guides to learn how to use Invopop effectively. Whether you're setting up your first workflow, achieving compliance in a specific country, or integrating with third-party services, these guides provide step-by-step instructions and best practices.

**Getting started**

<Columns cols="2">
  <Card title="How to go live" icon="circle-bolt" cta="View guide" href="/guides/how-to-go-live">
    Ready to issue real invoices? Follow these steps to move from sandbox to production.
  </Card>

  <Card title="GOBL Guide" icon="https://assets.invopop.com/icons/gobl.svg" cta="View guide" href="/guides/gobl">
    A guide to the GOBL format and how to use it.
  </Card>
</Columns>

**Recent regulation enforcements**

<Card title="Peppol" icon="https://assets.invopop.com/apps/peppol/icon.svg" cta="View app" href="/guides/peppol">
  Belgium's B2B enforcement came into effect on January 1st, 2026.
</Card>

**Upcoming mandates**

<Columns cols="2">
  <Card title="VERI*FACTU Invocing Guide" icon="https://assets.invopop.com/apps/verifactu/icon.svg" cta="View app" href="/guides/es-verifactu">
    Spain's B2B enforcement comes January 2027. Get prepared today.
  </Card>

  <Card title="AT Portugal" icon="https://assets.invopop.com/apps/at-pt/icon.svg" cta="View guide" href="/guides/pt-at">
    Portugal's B2B enforcement comes January 2026. Get prepared today.
  </Card>
</Columns>

**Integrations**

<Columns cols="2">
  <Card title="Stripe" icon="https://assets.invopop.com/apps/stripe/icon.svg" href="/guides/stripe">
    Sync invoices with Stripe payments.
  </Card>

  <Card title="ChargeBee" icon="https://assets.invopop.com/apps/chargebee/icon.svg" href="/guides/chargebee">
    Connect invoices to ChargeBee subscriptions.
  </Card>
</Columns>