Wherever you choose to host your event, getting conference WiFi will need to be a major consideration. Internet is a major aspect of any business application, and it is also an important part of everyday life at this point. So your participants will expect it from your event, whether they just need to check email, or stream presentations.
Many venue have installed hard-wired solutions, but these can often be difficult to upgrade and they are often more expensive than is really justified. A better option will be the rental of portable internet solutions from Trade Show Internet.
They have the CONNECT services for planners. This includes the premier Xirrus WiFi system which is specially designed for the kind of high density atmosphere that a large event will present. They also establish the Network Operations Center that will operate as a base for real-time network monitoring, and for on-site help services.