Been working there for over 10 years. Yes a room upon request or a designated area can be provided for you temporarily

I live in the area, and there are not many major hotels nearby. Try a Google search "Venetian catering nearby hotels", and check your results.

Yes they provide full orthodox services. To add they bring in a full service and full kitchen for the services required to meet kosher

Should not be a problem

Our event ended at 1:30am on a Wednesday night/Thursday morning

The price will vary, the more the people, the less the cost. But it's usually negotiable.

Yes they do not sure on pricing or number of people but I have heard they are pricey but it's well worth it

Don't know but such bad accoustics there!