question write trak1 & 2 in a card

[marco90]

hi all,i have a question..
for use dumps and pick up money in atm,i must write trak1 & 2 in a magnetic card?? with writer/reader magnetic card??
i can use all model of writer??
and...
i must use card with 0.76mm with magnetic HI-CO
or
card with .76mm with magnetic LO-CO ??
thanks

 

[Theredfox]

first you must have the pin!=)