When I was a small boy (hush at the back, I know a lot of you think I still act like one) two friends and myself had a secret club, with handshakes, codes and membership cards we spent a day one and which were left in back packets and destroyed when mothers washed jeans. Information Cards come in two flavours, self issued and managed. Self issued cards are ones you can created yourself, just like we did with our club membership cards. They contain what is referred to as "Phone Book" information; data that a user creates themselves and can...