MakeUseOf: “Data brokerage is the underground economy that powers online advertising today. They follow us so much everywhere online; it’s hard to believe that this practice of buying and selling our data is even legal. The real-world equivalent of this practice is someone stalking you 24/7, noting your every move, with little or no consequence. And while it initially appears as a harmless way to sell you more things, data brokerage has evolved to affect everything from your credit scores to insurance premiums. So, what can you do to make it hard for data brokers to buy and sell your data?…”