[Chinese-authors] Why do some stock quotes appear in bold print in the newspaper?

[Alana Babcock]

Enclosures: Schedule of books and speakers in series  After the series:
Note that at least 3 months is needed between submission of your application to 
the Foundation and the beginning date of your series. Two or three questions 
are sufficient.
Don't loose a great chance on Tuesday 16
Let's go WHKA.PK . LETS GO!

WORLD HOCKEY ASSOCIATION CORPORATION. (WHKA.PK)

Current Price: $0.023
Thursday this stock was: $0.014
 
With legendary Hockey Hall of Famer, Bobby Hull as the Commissioner of the WHA, how could this one go wrong?

Jump on-board this upswing in price and see how far it takes you!
Check your broker account on Tuesday, January 16!
and radio and TV public service announcements, Who might be interested in 
participating in your series?
farmers, Speaking to and calling on people by name makes them feel more at home 
and part of the group.

  most people find that they get much more out of the programs and are better 
able to participate in the discussions when they have read the books.
and (2) a pre-series and (3) a during-series announcement for newspapers, 
[address]