Hi I'm so glad you liked the presentation. To create a business item, click on the "write new post" and on the right column there is a list types of objects that can be created, select "business". to add a menu click "menu item" and you can customize your categories. Here is a link to a video tutorial:

https://www.waivio.com/object/ylr-waivio/page#6vcmab-tutorials/aav-creating-a-business-object-on-hive
To create a news feed, go to "new post>new object>news feed" then "open new object> switch to edit mode>+add news filter". In the filter, you can add a combination of hashtags to generate the feed.