Although Internet technology and services have advanced rapidly over the years, a simple email message is still a quick, easy and efficient way to share information with others. If you have a Yahoo account, for instance, you can share an interesting video you produced or discovered on the Web with friends or colleagues by including it an email message. You can send a video up to 25MB in size as an email attachment, or you can send its Web link or URL if it is posted on a website. Tips Warnings Writer Bio