This is a reference to website actions and which Google/Facebook events they trigger.
Footer & popup sign ups
Contact form
More Information form on Rental Details Pages
Google: generate_lead
Facebook: Lead
After user login
Google: login
After user creates account
Google: generate_lead
Facebook: complete_registration
After completed booking
Google: add_payment_info, add_shipping_info, purchase, close_convert_Lead
Facebook: AddPaymentInfo, Purchase
After saving a property
Google: add_to_wishlist
Facebook: AddToWishlist
When arriving on reservations page
Google: begin_checkout
Facebook: InitiateCheckout
When viewing a property details page
Google: view_item
Facebook: ViewContent
When viewing special details page
Google: view_promotion
Facebook: ViewContent