Recaptcha

Recaptcha to restrict spam form for sending mail.

1: Setup Recapcha in plugin

Go to: WooCommerce >> Settings >> Booking & Rental >> Recaptcha

Enable: Active Recaptcha

Display in: Recaptcha apply for Booking Form or Request Form or Both.

Recaptcha type: Version 3 (auto detect bots) or Version 2 (display form recaptcha)

Display recaptcha in booking form at frontend.

2) Create Google Recaptcha

Go to here to create recaptcha in google: https://cloud.google.com/recaptcha/docs/create-key-website