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This is a basic template, which is only meant as inspiration for your website. There is lot of space for enhancements, for example you could use additional contents for the welcome message, the left box below the menu and the complete right column.
The footer indeed should be customized within the template for your needs.
When you are logged in, the footer menu will be replaced with the BIGACE links: Edit Content, Administration and Logout
A small search formular is available in the footer.