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1. A single AME , role code WO (roles WO & WA function exactly the same) - 1 User only
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2. An AMO/AOC/other – having at least 1 active/manager at sequence #1, and multiple users if desired, with role code WO
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3. A (CAA) Civil Aviation Authority (example, The FAA) OR TC account (data entry OR PMI) having multiple users if desired with role code WO for external - or - WD or WP for internal users
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4. A Manufacturer/Type-Certificate Holder (mfg/tch) – with at least 1 account set as Active/manager at sequence #1 and multiple users (if desired), all assigned to the same models on TR87, All having the Role code “WM”
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