Use AirDrop to send files from Mac to another nearby or iOS devices

Note that before OS X Yosemite, you can AirDrop files between Mac machines only. On OS X Yosemite, you can now AirDrop files from Mac machines to iOS devices and vice versa. However, this feature is not available for Macbook Pro pre-2012 even if it has Yosemite installed. Here how to do that https://support.apple.com/en-ap/HT203106