Related Clues:

• Admitted the first customer
• Unlocked
• Made the first bet
• Played a heart, say
• Started the trick
• Was the head of
• Had no catching up to do
• Crystal rectifier
• Shepherded
• Was in the vanguard
• Removed shrink-wrap
• Set the tempo
• Had the edge
• Wasn't a follower
• Began proceedings