Mastercard:
MasterCard Selling Your Data Just in Time for the Holidays | Wired Business | Wired.com.
The data is available mainly to ad networks and data exchanges, the mostly invisible technological guts of internet advertising that facilitate the hugely lucrative business of using your own data to target you with ads.
and Verizon:
Verizon draws fire for monitoring app usage, browsing habits
[Verizon's] hyper-detailed monitoring of customers’ activity looks a lot like the deep packet inspection techniques that landed NebuAd in hot water — including a congressional investigation — four years ago.
