iPhoto has a stylish built-in email functionality which allows you to share photos with others via emails. If you want to email photos from iPhoto using "Mail" instead of the built-in e-mailer on Mac OS X, then you just need to make a quick preference change. iPhoto does not allow you to send photos through web-mail or Gmail and Chrome. So, you can use "Email" feature to send your photos from iPhoto. Below is the step by step process to email photos from iPhoto using mail instead of using the built-in emailer:
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