To edit the Info button, open the tour, go to the edit tab, open the menu items on the right navigation pane, and select info. This will then bring up the setting in a pane from the right.
The contact information will be prepopulated with information from the business listing. The logo is prepopulated with the logo you put in your theme.
You can always change the information and add an image for the business, like their logo.
You can also edit what it says in the description by clicking on the description tab and entering the description you would like.
Below is a screenshot to show where the changes would be seen on a tour.