Wetransfer.com is really the simplest way to send large files over the internet. You can send up to 2GB of data for free!
The nice thing about using wetransfer.com is that no email servers gets broken or email addresses marked as sending spam because of large files. Also, it is better than using Dropbox.com or Google Drive, because it doesn’t clutter those accounts with mostly once-off file transfers.
1 minute video introduction to We Transfer (but it is pretty straight forward):