> ## Knowledge Base Index
> Fetch the complete knowledge base index at: https://granite.mightystone.help/sitemap.xml
> Use this file to discover available pages before exploring further.
> Pure-Markdown content can be obtained by appending a '.md' suffix to the content URLs listed in the sitemap (without the trailing slash).

# Financier > How to whatsapp buyer?

Sign in. Notice the contact icons to call the buyer in each financial request. Click on WhatsApp con to launch WhatsApp application configured in your mobile device.

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