1.   Such men push the boundaries as far as they can to try to get their women to love them, dirt and all.

2.   There is no need to push boundaries here.

3.   An artist has a special function to push the boundaries of free speech.

4.   And musicians are more than happy to keep leading the way while pushing sexual boundaries even further.

5.   As hiking becomes more and more popular, menus to trek by are beginning to push the boundaries of trail mix.

6.   As interest in outdoor advertising grows, agencies are increasingly pushing the boundaries of the medium, creating more inventive, multidimensional ads.

7.   At the end, Patinkin may have pushed the boundaries too much.

8.   Biomimetics, as copying ideas from nature is called, could push the boundaries of robotics.

9.   A few push the boundaries a bit more.

10.   A few select stores are pushing the boundaries of retailing, combining extensive interactive displays and educational offerings in an inviting environment that almost makes buying an afterthought.