https://premium.chat/faq/seller/setup/why-do-you-need-my-phone-number-to-sign-up-as-a-seller.html
Why do you need my phone number to sign up as a seller?
No. You’ll need a webcam to offer video chat, but our flexible chat options mean you can offer text chat or voice chat if you’re more comfortable with that....
sign up as a sellermy phone number