zipping files

[potterfan3]

how do i zip a file?

[Whickerman]

Rightclick on it, SENDTO Zip/compressed file

[Buenchico]

Whickerman's answer, I believe, refers to Windows XP. If you've got any other operating system you'll need to get some suitable software to zip & unzip files. IZarc is excellent (and free):
http://www.izarc.org/

Chris