Google Docs will be supporting all types of the file uploads upto size of 250MB. Overall it will provide upto 1GB space. This will bring down the various problems which occurs during sending mails with large attachments.
This makes it easy to backup more of your key files online, from large graphics and raw photos to unedited home videos taken on your smartphone. You might even be able to replace the USB drive you reserved for those files that are too big to send over email.
more information can be find at Official Google Blog.