BIG SALE ends in...
The Magic Box by Alfredo Gile video DOWNLOAD
Then the spectator shuffles the ESP cards and put them on the table face down.
The performer leads spectator's hand slowly on ESP cards asking to say "Stop" when he wants.
The spectator's choice is the symbol with the cross.
Finally the spectator opens the box and shows the prediction: it's perfectly correct!
There are no FORCES, GIMMICKS, ELECTRONICS or ASSISTANT used.