I was searching for method to share big files with my friends, so one method I found is to create a torrent file and share with my friends, below is the method to create a torrent file using Transmission,

Source: http://www.makeuseof.com/tag/create-torrent-files-share-transmission/

The following process is created using Transmission for Mac, but the method is also available under other OSes and using other major torrent clients.

Here are the necessary steps to create a Torrent.