Len Deighton thriller, 3 letters
Advantageousness, 5 letters
Ajar, 4 letters
Use up, 5 letters
Specialist, 5 letters
Financial drain, as a fixer-upper, 4 letters
Clarifying statement, 10 letters
Unmysterious, 5 letters
Montreal team, 4 letters
$10,000,000 award won in 2004 for successful private space flight, 6 letters
Spaceflight award won in 2004, 6 letters
Many Windows-using 'puters since 2001, 3 letters
PCs before Vista, 3 letters
Cheating penalty, 8 letters