Yes you will be able to do that. You may want to make sure with the Fed Ex company though just in case they change the rules. But I think you are able to do so.
Yes Kinkos does ship via fed ex directly from their stores. That is one of the options they offer as a service to their customers. You can call the store nearest you for shipping charges and further...
Yes, you can have multiple copies and printings done at Fed Ex Kinko's stores. If you're unsure, you can always find their number, and call them to find out.
Fed Ex Kinkos is a Kinkos stores. Kinkos stores provide copying and print services. At a Fed Ex Kinkos, they also offer shipping through Fed Ex. Check your local directory to find a store nearest you.
The fed ex kinkos location in Manhattan is 250 East Houston Street New York, New York. There are also many other locations that are available in the area.