21.   Finally, extensive use was made of published sources which for BR in particular are quite voluminous.

22.   The approach is conceptual and skills-based, with extensive use of audio-visual resources, fieldwork and written texts.

23.   And he is a brilliant salesman, the first cartoonist to make extensive use of newsletters, web pages and e-mail.

24.   And some objected to the extensive use of personal anecdotes.

25.   And, she said, she has heard stories that students who have had laptops for a year or so do not make extensive use of them.

26.   Any attack is likely to bring the most extensive use yet of Unmanned Aerial Vehicles, or UAVs.

27.   Boeing also now makes extensive use of composites, and its proposed Sonic Cruiser would carry the trend even further.

28.   A browser lists all the photographs and video clips, which is a convenient option, given the extensive use of both.

29.   A practiced investigative reporter, Nesmith made extensive use of naval archives, both Japanese and American.

30.   A spokeswoman said Starbucks would offer some content for free, but may charge customers for more extensive use.