11.  Caroline Crawford of the ASA explained that there are two main ways of obtaining personal information about potential customers.

12.  Although some tickets will be available next year by phone and in Atlanta, mail order is the main way to get into the action.

13.  Basically, there are two main ways that venture firms make money from their investments in private companies.

14.  A major component of making money was keeping the continuing network costs low, and the main way to do so was to own the network.

15.  Aircrafts influence global warming in two main ways.

16.  But he warned Congress of gaps in the main way luggage is inspected for explosives and other weapons.

17.  Davis urged conservation as the main way to get through the summer.

18.  Five years ago there were a dozen supercomputer manufacturers hoping to cash in on variants of two main ways of thinking.

19.  First-time filmmaker Darren Aronofsky manages to keep us engrossed in his quirky story in three main ways.

20.  Global One has become a problem for Sprint in two main ways, executives close to the venture said.