11.   These programs emulate Windows and run best on a Mac with a fast processor, plenty of RAM and a good chunk of hard drive space.

12.   When you save a new file, your computer may use bits and pieces of hard drive space scattered across the platter to store that file.

13.   With the accordianlike expansion of hard drive space on new personal computers, software developers appear increasingly comfortable offering consumers more huge programs that fill them up.

14.   With peer-to-peer software, users can link their PCs together through the Internet to share files, hard drive space and memory.

15.   You may have to have two separate installations of your favorite applications, which would take up lots of hard drive space.

16.   You can gain some hard drive space by partitioning, though.

17.   The episodes, in Microsoft Windows Media format with copy protection software, will require a big chunk of hard drive space.