I'm using dropbox now for almost a year and are subscriber for the 100GB plan - and my dropbox is almost full already. It works perfectly, exactly as advertised.

The price is very fair and the usage couldn't be any easier.

And if you want to help me a bit, use this link if you sign up - gives me a little bit of additional storage space (referral campaign):

https://www.getdropbox.com/referrals/NTg2NDQzOQ