That's why this Null Byte is here to help you solve such a problem.

The only set-back can be the dreaded moment that you actually lose an archive password, which I'm sure we all have done. You can reduce the size of a file, turn a group of files into a single file, and even encrypt and password the contents! Just take a look at this image to see how much it compressed a 28GB text file.

Archiving and compression is a great way to store and prepare files for sending.