AirBnb is going to be your best option. Hotels are small and boutique here so they are definitely on the pricey side.
Unfortunately we will not be allowing children at our wedding outside of Greg's Nieces and Emily's Nephews. We apologize for the inconvenience.
It will have cooled off a bit in Rhode Island but it will still be fairly warm. The highs will be in the high 60's and low 70's. A light jacket or cardigan should do the trick. It will chill out in the evenings so plan accordingly.
No! This town is very walkable and if you are staying in Newport you can easily walk places. Uber is also affordable because nothing is really that far away. There is also a free bus and you can learn more about it here: https://www.ripta.com/travel-gets-easier-with-free-hop-on-hop-off-newport-bus-service-for-next-five-months/