Nobody likes to wait for a long download, and often this costs the recipient of large email attachments not only time but also money.

A lot of the download time generated by attached files is unnecessary, however. Many file formats are not very space-conscious. Especially documents created by word processors like Microsoft Word are notorious for wasting hard disk space.
Compress Files Before Sending Them via Email

You can prevent them from wasting network resources, however, by

* inflating them with a compression utility like
o WinZip (Windows),

Most word processor documents can be compressed to 10% or less of their original size.