Down loading found sets

In the documentation section (excellent as always by the way) there is a menu option called Downloading Found Sets, but when you click on it the section is blank and a message says Coming Soon.
So can a user in the field download, using the demo example, only those invoices assigned to her or does GoZync have to download all the invoices to her iPad?
So can a user in the field download, using the demo example, only those invoices assigned to her or does GoZync have to download all the invoices to her iPad?