This is the essential utility which you will need to manage your WiFi. Apart from that venue setting helps with Venue based servies you want to use. You can define how users connect to your WiFi, the kind of bandwidth they get when the connect and geographic location of you venue. You can also define your preferences like who else can manage your venue, how frequently we report analytics to your inbox SMS and Email credits available to you and more.
This is pretty cool, helps me with setting up all the things I needed for my WiFi to work.