Box.net --- Web2.0 online disk --- Highly recommended

A network hard disk service website with the concept of Web 2.0, its operation interface is built with AJAX technology, and it's refreshingly simple and very easy to use. After free registration, you will get 1GB of upload space. Moreover, what's even more exciting is that if you invite more than five friends or netizens to register as Box.net users, your account will be upgraded to a premium account. At this point, your upload space will increase to 5GB, and you will also gain access to more practical features.