21.   He appreciates the added security.

22.   He successfully sued the condominium association where it happened, saying it knew there was a need for added security.

23.   High walls encircle the wealthy neighborhoods while the middle class pays for added security.

24.   If you ever use the PKZIP and PKUNZIP programs to compress files, they can be used to give added security.

25.   In addition to the costs of a shutdown and added security, airlines face an uncertain reaction by travelers.

26.   It is not only more difficult to open, it also provides the added security of having two locks to be opened, rather than just one.

27.   Key U.S. positions in Bosnia were put on heightened alert and given added security, and officials say they are keeping the mujahedeen under tighter surveillance.

28.   Lisa Cutler, an Energy Department spokeswoman, minimized any controversy and said the agency would shift around money, if necessary, to provide added security.

29.   Like most passengers, I am slightly annoyed and impatient but relieved that at least some measure of added security has been applied.

30.   Lufthansa, Air France, Alitalia, Iberia and some other European airlines have asked the European Union to pick up the costs of added security and insurance.