The general settings are required to publish your space.
Go to Service Panel > Settings > General Settings
Input Information in all applicable fields
When the logo is uploaded, there will be a helper to Crop the Logo to the correct size.
Items like Location, Tax Rate, and will be directly reflected in the buyer workflow.
Add a Primary Currency and any Additional Currencies that you support.
Click Save.
For more information on using primary and additional currencies and how they are converted, please see the article on Supporting Multiple Currencies