Regardless of how you setup your Google Hangout ( see this document) this tutorial will walk you through the process of inviting guest and running the Hangout.
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The first thing you will want to do is invite people to join your Hangout. On the initial screen you will see a box where you can invite individuals:
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You can enter names (from you contact list), emails or if you have any circles setup you can invite entire groups with a single click:
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Otherwise, they receive an email containing the join Hangout link:
For the individual to join the Hangout they simply click the “Join Hangout” button
This is the main Hangout Screen:
The bar in the upper right hand corner shows: audio input level, mute mic button, mute video button, connection speed, settings, and hang-up
The settings allows you to select your video input device, your audio input device, and your audio output device:
Below the main screen are your other options for the viewing on the main screen. To select a different main screen option simply click on what you wish to view.
Along the left side of the Hangout screen you will see a number of Hangout activities:
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Invite Others: Used to add additional people to the Hangout
Chat: Online chat feature
Screenshare: Share your desktop or specific window with the group
Capture: Grabs a screenshot of the hangout
Google Drive: Allows you to access documents on your Google drive to share - You can also click this to create a shared document (with all Hangout attendees) to take notes.
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YouTube: Allows you to share YouTube videos
There are additional apps you can add and play with if you like
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