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Share videos using a file-sharing website such as Hightail or Drop.io. Sign up for an account on the file-sharing site if needed. Upload the video files you want to send from your computer to the website.
These websites can allow you to send video files that may be too large for your email client to handle. Enter your recipients' email addresses in the "To:" or otherwise appropriate field. The website will email links to your video files to those you wish to share the videos with.