Get 20GB Dropbox Storage At Below $10

Do you know that the cheapest way to get more free storage at Dropbox is by paying Google (AdWords) some money and let Google do the job for you?

Before we begin, do you know that Dropbox give you extra 500MB of storage for every referral that you recommend to sign-up and install Dropbox Application? By taking advantage of this feature, we pay Google (through AdWords) to find some referrals for us.