21.   Paper prices have dipped, and so have some postal rates.

22.   Postal rates are set to increase this summer as a result of an agreement between the service and many of the businesses and organizations that send bulk mail.

23.   Somewhat dimming the luster of the rosy ad picture, however, is the prospect of hefty increases in postal rates and paper prices.

24.   Sounds good, especially given the frequency of postal rate increases, right?

25.   The biggest price growth was for postal rates and services, which the government increased earlier this year to trim its deficit.

26.   The Postal Service is a public corporation whose rates are set by an independent postal rate commission appointed by the president.

27.   The postal rate increase may cause a decline in the volume of business mail.

28.   They cited the potential for financial losses because of a decline in service, which could eventually spell a postal rate increase.

29.   They will provide information on postal rates, ZIP codes, post office locations and mailing restrictions.

30.   We launched one of the early Web sites, www.usps.gov, which allowed customers to access useful information such as mailing tips, zip codes and postal rates.