1.If you are a Man,use your left hand.Else,use your right hand.
2.Thumb,Index finger,Middle finger,Ring finger,Little finger scan in order.
3.If the color of each finger is not the same,the color of thumb is the lucky color today
If two fingers up to the same color,the color of Index finger is the lucky color today
If three fingers up to the same color,the color of Middle finger is the lucky color today
If four fingers up to the same color,the color of Ring finger is the lucky color today
If five fingers up to the same color,the color of Little finger is the lucky color today
4.After five finger scan,the sixth scan is no effect everyday.

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