OneDrive by Microsoft is one of the best options out there for online storage. You get 1 TB of space, a yearly Office 365 subscription and Skype minutes for in incredibly low price.
Even though the Mac client for OneDrive has seen some improvements over time, there are still some incredibly frustrating bugs out there. The one I particularly dislike is when OneDrive encounters a file whose path is too long for it to handle it properly. Instead of skipping the file and warning the user, OneDrive decides it must shut down. Once you click that Restart button, you have to reconfigure SkyDrive from scratch!Read More