Facebook's audience skews older, which the trend pieces treat as a weakness. In practice it means people with disposable income who are comfortable buying online.
Card details go to Stripe; Store.Fan never sees or stores card numbers.
Stripe's own checkout, with a padlock they recognise.
No app, no account — a card and a link.
Large type, clear prices, one button.

0%
platform fee on any plan
~1 min
to claim a link and publish
10
product types on one page