Possible Clues:

• Navy flag or rank
• Iago, under Othello
• Typical graduate of Starfleet Academy
• Teens regularly autograph banner
• Standard part of working is negotiating to get promoted
• US naval officer, returning in Yngling, is nervous
• Standard, partially declining, is never going up
• Colours flown at sea to indicate nationality
• Topless men sing drunkenly for officer
• Ship banner