SamBoat, as an intermediary is not authorised to issue an invoice, only a proof of payment.
This receipt is available on your SamBoat personal space under My account > My payments > My expenses
SamBoat's service is invoiced only to the owner, and the renter is not entitled to recover VAT on it.
Individual owners are not allowed to issue invoices.
Only professional rental companies are authorised to provide an invoice (article L443-1 of the French Commercial Code).