NFIP Adjuster Check In and Out is for simple and fast NFIP Adjuster attendee check in and check out process. No more standing in long lines before or after the event. The NFIP app eliminates the need for paper rosters. Using the app, attendees can type in the unique 4-digit ARRIVAL code for checking in and the 4-digit DEPARTURE code for checking out. App also includes event address, map, informative links and link to download class materials.