21.   Believe me, this system would require a WHOLE lot less hearts and livers and corneas.

22.   Berlusconi argues, not wrongly, that the notoriously slow and uneven Italian legal system requires drastic reform.

23.   A common transportation system requires a constant level of government cooperation.

24.   A good ventilation system requires vents near the roof peak and also vents closer to the eaves.

25.   A reminder to those NYTNS subscribers whose systems require recoding when a new code is added, the SID code for Bloomberg is tia-z.

26.   A private key system requires that a secret key be exchanged beforehand.

27.   British Gas said the introduction of a new billing and customer service system has required additional staff and facilities and therefore has slowed its cost reduction program.

28.   But for tour operators, the new system will require more efficiency and foster greater competition.

29.   But I see good and bad in the Supreme Court ruling that school systems can require drug tests before allowing a student to participate in prep athletics.

30.   But the new system would require new equipment to transmit information to pilots, and airlines would have to invest in satellite communications systems to track their planes.