What documents do I need for an e-visa application from Italy to Thailand, specifically regarding accommodation and flight reservations?

Hello. Has anyone applied from Rome, Italy? I will apply via e-visa on Friday, but I still have questions. In the DTV documents section of the site, they ask for proof of entry-exit flight reservation and proof of accommodation. When I arrive in Thailand for accommodation, I want to rent a house and I only booked a hotel for 2 days. Should I make a reservation for the number of days I will stay and show the exit flight ticket?

Required Documents

1. Flight Itinerary showing flights into and out of Thailand

2. Proof of accommodation: Copy of hotel reservation / rental contract/deed. In case of residing with a family, an invitation letter from the host family along with a copy of their undersigned Thai ID or house registration is required. The name of the applicant must be indicated clearly, or

Thanks for your help