FSSI OS4 Training

These webinars are detailed information and training sessions on how to use the FSSI OS4 solution. Attendees will learn how to order supplies through the FSSI OS4 Purchase Channel and see a live walk through with GSA Advantage!®

Upcoming Training Events

Visit the FSSI Office Supply Fourth Generation (OS4) training schedule page on GSA Interact to register for a webinar or to learn more.

Last Reviewed: 2021-07-16

PER DIEM LOOK-UP

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Rates for Alaska, Hawaii, U.S. Territories and Possessions are set by the Department of Defense.

Rates for foreign countries are set by the State Department.

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Rates are available between 10/1/2020 and 09/30/2023.

The End Date of your trip can not occur before the Start Date.