# Key Resources

- [Meta Business Portfolio](/docs/resources/meta-business-manager.md): This page describes Meta Portfiolios (formerly Meta Business Manager)
- [Meta Business ID](/docs/resources/meta-business-manager/meta-business-id.md): This page describes the Meta Business ID and how to find it.
- [GST registration number](/docs/resources/meta-business-manager/gst-registration-number.md): This page describes how to add your GST number to to your Meta Ads manager which is required for Indian Businesses to send template messaging on the WhatsApp API.
- [Phone Numbers](/docs/resources/phone-numbers.md): This page describes WhatsApp business phone numbers, their requirements, management information, and unique features.
- [Display Names](/docs/resources/phone-numbers/display-names.md): Learn how display names work in the WhatsApp Business Platform
- [Official Business Account (OBA)](/docs/resources/phone-numbers/official-business-account.md): This page describes Official Business Accounts on WhatsApp. Official Business accounts ("OBA") is often referred to as 'Blue Badge' or 'Blue checkmark'.
- [Quality rating](/docs/resources/phone-numbers/quality-rating.md): This page describes phone number's quality rating.
- [2FA](/docs/resources/phone-numbers/2fa.md): Learn what two-factor authentication (2FA) -also known as two-step verification- is, and how to disable it
- [Business Profiles](/docs/resources/phone-numbers/business-profiles.md): Learn what a business profile is on WhatsApp, and how to manage it
- [Coexistence](/docs/resources/phone-numbers/coexistence.md): Learn how to use the WhatsApp Business app and the WhatsApp Business Platform on the same phone number
- [Message Links](/docs/resources/phone-numbers/message-links.md): This page describes how to create message links for a number.
- [Meta Provided (555) Phone Numbers](/docs/resources/phone-numbers/meta-provided-555-phone-numbers.md): This page describes Meta 555 Business Phone numbers.
- [WhatsApp Business Accounts](/docs/resources/wabas.md): This page describes the structure, limitations, and policy enforcement rules of WhatsApp Business Accounts (WABAs) on the WhatsApp Business Platform.
- [Messaging Limits](/docs/resources/wabas/messaging-limits.md): This page describes messaging limits on the WhatsApp Business Platform, how they are calculated, and how automatic scaling increases messaging capacity over time.
- [WABA Status](/docs/resources/wabas/waba-status.md): This page describes WhatsApp Business Account status, what each status means, and how status changes affect messaging capabilities on the WhatsApp Business Platform.
- [Business Support Home](/docs/resources/wabas/business-support-home.md): This page describes Meta’s Business Support Home and how it helps monitor, manage, and resolve policy and account issues affecting WABAs and related business assets.
- [Marketing Messages](/docs/resources/marketing-messages.md): Drive higher ROI with optimized marketing messages with Marketing Messages API (MM API)
- [Onboarding and Sending Messages](/docs/resources/marketing-messages/onboarding-and-sending-messages.md): This documentation aims to guide you on how to onboard in Meta’s Marketing Messages API.
- [Expected Errors & Programming Languages](/docs/resources/marketing-messages/expected-errors-and-programming-languages.md)
- [Utility Messages](/docs/resources/utility-messages.md): Learn what utility messages are, and how they can be used to enhance user experiences
- [Authentication Messages](/docs/resources/authentication-messages.md): Learn how authentication messages are used in the WhatsApp Business Platform
- [One-Tap Autofill Authentication Templates](/docs/resources/authentication-messages/autofill-button-authentication-templates.md)
- [Zero-Tap Authentication Templates](/docs/resources/authentication-messages/zero-tap-authentication-templates.md)
- [Copy Code Authentication Templates](/docs/resources/authentication-messages/copy-code-authentication-templates.md)
- [Templates](/docs/resources/templates.md): Learn how templates can be used to start a conversation with a customer
- [Template Analytics](/docs/resources/templates/template-analytics.md): What you can learn: how to enable analytics, how to interpret them, and how to query them via API for your business templates on the Meta WhatsApp Business platform.
- [Template Elements](/docs/resources/templates/template-elements.md): Templates can include text, media, and interactive elements, and can be managed through the Messaging API and WhatsApp Manager.
- [Sending Template Messages](/docs/resources/templates/sending-template-messages.md)
- [Catalog Templates](/docs/resources/templates/catalog-templates.md)
- [Product Card Carousel Templates](/docs/resources/templates/product-card-carousel-templates.md)
- [Single-Product Message Templates](/docs/resources/templates/single-product-message-templates.md)
- [Coupon Code Templates](/docs/resources/templates/coupon-code-templates.md)
- [Limited-Time Offer Templates](/docs/resources/templates/limited-time-offer-templates.md)
- [Multi-Product Templates](/docs/resources/templates/multi-product-templates.md)
- [Meta Business Verification](/docs/resources/meta-business-verification.md)
- [Partner-led Business Verification (PLBV)](/docs/resources/meta-business-verification/partner-led-business-verification-plbv.md): Partner-led Business Verification (PLBV) helps trusted businesses get verified in as little as 48 hours, enabling them to start messaging faster without waiting for Meta’s full review.
- [Standard Business Verification](/docs/resources/meta-business-verification/standard-business-verification.md): Standard Business Verification is Meta’s official process to verify your Business Manager across all Meta assets.
- [Meta Verified for Business](/docs/resources/meta-business-verification/meta-verified-for-business.md): Meta Verified for Business is a paid subscription that provides advanced trust and brand protection across Facebook, Instagram, and WhatsApp.
- [Government Agencies](/docs/resources/government-agencies.md): Learn the process for requesting a government WhatsApp Business Platform account
- [Architecture and Security](/docs/resources/architecture-and-security.md): This document explains the WhatsApp Business Platform Architecture and Security.
- [Asset Sharing](/docs/resources/asset-sharing.md): This page describes how to share Meta assets with 360dialog.