The specific travel conditions and the information on "GrandTripSweden AB" homepage regulate the contract between the traveler and "GrandTripSweden AB".
"GrandTripSweden AB" have placed their travel guarantee with Legal, Financial and Administrative Services Agency ("Kammarkollegiet") to protect you, the customer.
GrandTripSweden Terms & Conditions (PDF) 2023
https://www.kammarkollegiet.se/eng/start/all-services/search-travel-guarantees
The service from your side has been top notch. We have nothing to complain about and would highly recommend you to others.
The service from Grand Trip Sweden was good and efficient, and the website accurate.
With respect to your service everything ran smoothly and I think that is the best one could say about a rental agency